din_standard
string
id
string
iso_standard
string
part_description
string
source
string
source_quote
string
url
string
verified_fields
list
disagreements
list
interchangeability
string
bs_standard
string
also_reported
list
dimension
string
din_value
string
iso_value
string
size
string
DIN 1
din-1
ISO 2339
Cone Pins, untempered
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1 | ISO 2339 | | Cone Pins, untempered |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 125
din-125
ISO 7089, 7090
Washer, Plain
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Washer, Plain | DIN 125 | ISO 7089, 7090 | Fully interchangeable | Normal vs chamfered faces.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-125/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "iso_standard", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Washer, Plain | DIN 125 | ISO 7089, 7090 | Fully interchangeable | Normal vs chamfered faces.", ...
Fully interchangeable
null
null
null
null
null
null
DIN 126
din-126
ISO 7091
Product grade C washers - designed for use with Hexagon Head Bolts and Nut
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 126 | ISO 7091 | | Product grade C washers - designed for use with Hexagon Head Bolts and Nut |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-126/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 127
din-127
null
Spring Lock Washers with square ends or tang ends
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 127 | | BS4464B | Spring Lock Washers with square ends or tang ends |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-127/
[ "bs_standard", "din_standard", "part_description" ]
null
null
BS4464B
null
null
null
null
null
DIN 128
din-128
null
Curved and wave Spring Lock Washers
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 128 | | | Curved and wave Spring Lock Washers |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-128/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 137
din-137
null
Spring Washers, curved or wave
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 137 | | | Spring Washers, curved or wave |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-137/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1440
din-1440
ISO 8738
Medium type washers for pins
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1440 | ISO 8738 | | Medium type washers for pins |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1440/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1443
din-1443
ISO 2340
Clevis Pins without head
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1443 | ISO 2340 | | Clevis Pins without head |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1443/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1444
din-1444
ISO 2341
Clevis Pins with head
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1444 | ISO 2341 | | Clevis Pins with head |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1444/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1470
din-1470
ISO 8739
Grooved Pins, full length parallel-grooved with pilot
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1470 | ISO 8739 | | Grooved Pins, full length parallel-grooved with pilot |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1470/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1471
din-1471
ISO 8744
Grooved Pins, full length taper-grooved
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1471 | ISO 8744 | | Grooved Pins, full length taper-grooved |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1471/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1472
din-1472
ISO 8745
Grooved Pins, half length taper-grooved
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1472 | ISO 8745 | | Grooved Pins, half length taper-grooved |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1472/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1473
din-1473
ISO 8740
Grooved Pins, full length parallel-grooved with chamfer
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1473 | ISO 8740 | | Grooved Pins, full length parallel-grooved with chamfer |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1473/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1474
din-1474
ISO 8741
Grooved Pins, half length reverse-grooved
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1474 | ISO 8741 | | Grooved Pins, half length reverse-grooved |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1474/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1475
din-1475
ISO 8742
Grooved Pins, third length centre-grooved
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1475 | ISO 8742 | | Grooved Pins, third length centre-grooved |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1475/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1476
din-1476
ISO 8746
Round Head Grooved Pins
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1476 | ISO 8746 | | Round Head Grooved Pins |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1476/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1477
din-1477
ISO 8747
Countersunk Head Grooved Pins
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1477 | ISO 8747 | | Countersunk Head Grooved Pins |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1477/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1481
din-1481
ISO 8752
Spring-type Straight Pins (roll pins) - heavy type
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1481 | ISO 8752 | | Spring-type Straight Pins (roll pins) - heavy type |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1481/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1587
din-1587
null
Hexagon Domed Cap Nuts
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1587 | | | Hexagon Domed Cap Nuts |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1587/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 1816
din-1816
null
Round Nut with set pin holes inside; ISO metric fine thread
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 1816 | | | Round Nut with set pin holes inside; ISO metric fine thread |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-1816/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 315
din-315
null
Wing Nuts with rounded wings
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 315 | | | Wing Nuts with rounded wings |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-315/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 316
din-316
null
Wing Screws with rounded wings
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 316 | | | Wing Screws with rounded wings |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-316/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 404
din-404
null
Slotted Capstan Screws
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 404 | | | Slotted Capstan Screws |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-404/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 417
din-417
DIN EN 27435
Slotted Set Screw – Long Dog
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Slotted Set Screw – Long Dog | DIN 417 | DIN EN 27435 | Check spec | Legacy to EN conversion.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-417/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "iso_standard", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Slotted Set Screw – Long Dog | DIN 417 | DIN EN 27435 | Check spec | Legacy to EN conversion.", ...
Check spec
null
null
null
null
null
null
DIN 427
din-427
ISO 2342
Slotted Headless Screw with Shank
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Slotted Headless Screw with Shank | DIN 427 | ISO 2342 | Fully interchangeable | Slotted variant.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-427/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "part_description", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Slotted Headless Screw with Shank | DIN 427 | ISO 2342 | Fully interchangeable | Slotted variant."...
Fully interchangeable
null
null
null
null
null
null
DIN 428
din-428
ISO 4034
Hexagon Nuts, Grade C
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 428 | ISO 4034 | | Hexagon Nuts, Grade C |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-428/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 433
din-433
ISO 7092
Washer, Plain Small
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Washer, Plain Small | DIN 433 | ISO 7092 | Fully interchangeable | Small series.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-433/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
null
Fully interchangeable
null
null
null
null
null
null
DIN 433-1
din-433-1
ISO 7092
Product grade A washers - with a hardness up to 250 HV designed for use with cheese head screws
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 433-1 | ISO 7092 | | Product grade A washers - with a hardness up to 250 HV designed for use with cheese head screws |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-433-1/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 433-2
din-433-2
ISO 7092
Product grade A washers - with a hardness up to 300 HV designed for use with cheese head screws
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 433-2 | ISO 7092 | | Product grade A washers - with a hardness up to 300 HV designed for use with cheese head screws |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-433-2/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 438
din-438
DIN EN 27436
Slotted Set Screw – Cup
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Slotted Set Screw – Cup | DIN 438 | DIN EN 27436 | Check spec | Legacy to EN conversion.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-438/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "iso_standard", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Slotted Set Screw – Cup | DIN 438 | DIN EN 27436 | Check spec | Legacy to EN conversion.", "va...
Check spec
null
null
null
null
null
null
DIN 439
din-439
ISO 4035, 4036
Hex Nut – Thin
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Hex Nut – Thin | DIN 439 | ISO 4035, 4036 | Fully interchangeable | Chamfered/unchamfered covered by ISO pair.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-439/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
null
Fully interchangeable
null
null
null
null
null
null
DIN 439-1
din-439-1
ISO 4036
Unchamfered Hexagon Thin Nuts - product grade B
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 439-1 | ISO 4036 | | Unchamfered Hexagon Thin Nuts - product grade B |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-439-1/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 439-2
din-439-2
ISO 4035
Chamfered Hexagon Thin Nuts - product grades A and B
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 439-2 | ISO 4035 | | Chamfered Hexagon Thin Nuts - product grades A and B |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-439-2/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 440
din-440
ISO 7094
Washers for use in timber constructions
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 440 | ISO 7094 | | Washers for use in timber constructions |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-440/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 444
din-444
null
Eyebolts
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 444 | | | Eyebolts |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-444/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 462
din-462
null
Machine tools; internal tab washers for slotted round nuts for hook spanner according to DIN 1804
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 462 | | | Machine tools; internal tab washers for slotted round nuts for hook spanner according to DIN 1804 |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-462/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 464
din-464
null
Knurled Thumb Screws, high type
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 464 | | | Knurled Thumb Screws, high type |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-464/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 466
din-466
null
Knurled Nuts, high type
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 466 | | | Knurled Nuts, high type |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-466/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 467
din-467
null
Knurled Nuts, low type
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 467 | | | Knurled Nuts, low type |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-467/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 471
din-471
null
Circlips (retaining rings) for shafts; normal type and heavy type
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 471 | | | Circlips (retaining rings) for shafts; normal type and heavy type |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-471/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 479
din-479
null
Square Head Bolts with short dog point
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 479 | | | Square Head Bolts with short dog point |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-479/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 5406
din-5406
null
Lock Washers and locking plates for use with rolling bearings
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 5406 | | | Lock Washers and locking plates for use with rolling bearings |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-5406/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 548
din-548
null
Round Nuts with set pin holes inside
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 548 | | | Round Nuts with set pin holes inside |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-548/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 551
din-551
ISO 4766
Slotted Set Screw – Flat
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Slotted Set Screw – Flat | DIN 551 | ISO 4766 | Check spec | Slot width/tolerance differences.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-551/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "part_description", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Slotted Set Screw – Flat | DIN 551 | ISO 4766 | Check spec | Slot width/tolerance differences.", ...
Check spec
null
null
null
null
null
null
DIN 553
din-553
ISO 7434
Slotted Set Screw – Cone
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Slotted Set Screw – Cone | DIN 553 | ISO 7434 | Check spec | Point geometry.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-553/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "part_description", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Slotted Set Screw – Cone | DIN 553 | ISO 7434 | Check spec | Point geometry.", "value": "S...
Check spec
null
null
null
null
null
null
DIN 555
din-555
ISO 4034
M5 to M100x6 Hexagon Nuts - product grade C
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 555 | ISO 4034 | | M5 to M100x6 Hexagon Nuts - product grade C |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-555/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 558
din-558
ISO 4018
Hex Head Bolts (FT), Metric Coarse
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Hex Head Bolts (FT), Metric Coarse | DIN 558 | ISO 4018 | Fully interchangeable | Alt coarse hex FT.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-558/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "part_description", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Hex Head Bolts (FT), Metric Coarse | DIN 558 | ISO 4018 | Fully interchangeable | Alt coarse hex F...
Fully interchangeable
null
null
null
null
null
null
DIN 580
din-580
null
Collar Eyebolts for lifting purposes
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 580 | | | Collar Eyebolts for lifting purposes |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-580/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 601
din-601
ISO 4016
Hex Head Bolts (PT), Metric Coarse
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Hex Head Bolts (PT), Metric Coarse | DIN 601 | ISO 4016 | Fully interchangeable | Alt coarse hex PT.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-601/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "part_description", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Hex Head Bolts (PT), Metric Coarse | DIN 601 | ISO 4016 | Fully interchangeable | Alt coarse hex P...
Fully interchangeable
null
null
null
null
null
null
DIN 603
din-603
null
Mushroom Head Square Neck Bolts
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 603 | | | Mushroom Head Square Neck Bolts |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-603/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 609
din-609
null
Hexagon Fits Bolts with long thread
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 609 | | | Hexagon Fits Bolts with long thread |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-609/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6319
din-6319
null
Spherical Washers and conical seats
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6319 | | | Spherical Washers and conical seats |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6319/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6325
din-6325
ISO 8734
Parallel Pins, hardened: tolerance zone m6
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6325 | ISO 8734 | | Parallel Pins, hardened: tolerance zone m6 |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6325/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6340
din-6340
null
Washers for clamping devices
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6340 | | | Washers for clamping devices |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6340/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 653
din-653
null
Knurled Thumb Screws, low type
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 653 | | | Knurled Thumb Screws, low type |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-653/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6797
din-6797
null
Toothed Lock Washers
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6797 | | | Toothed Lock Washers |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6797/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6798
din-6798
null
Serrated Lock Washers
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6798 | | | Serrated Lock Washers |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6798/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6799
din-6799
null
Lock Washers (retaining washers) for shafts
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6799 | | | Lock Washers (retaining washers) for shafts |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6799/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6900
din-6900
ISO 10644
Screw and Washer assemblies
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6900 | ISO 10644 | | Screw and Washer assemblies |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6900/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6901
din-6901
ISO 10510
Tapping Screw and Washer assemblies
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6901 | ISO 10510 | | Tapping Screw and Washer assemblies |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6901/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6902
din-6902
ISO 10673
Plain Washers for screw and washer assemblies
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6902 | ISO 10673 | | Plain Washers for screw and washer assemblies |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6902/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6903
din-6903
ISO 10669
Plain Washers for tapping screw and washer assemblies
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6903 | ISO 10669 | | Plain Washers for tapping screw and washer assemblies |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6903/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6912
din-6912
null
Hexagon Socket Thin Head Cap Screws with pilot recess
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6912 | | | Hexagon Socket Thin Head Cap Screws with pilot recess |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6912/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6914
din-6914
ISO 14399-4
High-strength Hexagon Head Bolts with large widths across flats for structural steel bolting
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6914 | ISO 14399-4 | | High-strength Hexagon Head Bolts with large widths across flats for structural steel bolting |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6914/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6916
din-6916
null
Round Washers for high-strength structural steel bolting
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6916 | | | Round Washers for high-strength structural steel bolting |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6916/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6921
din-6921
DIN EN 1665
Hex Head Bolts with Flange
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Hex Head Bolts with Flange | DIN 6921 | DIN EN 1665 | Check spec | Flange OD/serrations/tolerance windows.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6921/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "iso_standard", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Hex Head Bolts with Flange | DIN 6921 | DIN EN 1665 | Check spec | Flange OD/serrations/tolerance wind...
Check spec
null
null
null
null
null
null
DIN 6922
din-6922
ISO 1665
Hexagon Flange Bolts with reduced shank
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6922 | ISO 1665 | | Hexagon Flange Bolts with reduced shank |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6922/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6923
din-6923
DIN EN 1661
Hex Nut with Flange
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Hex Nut with Flange | DIN 6923 | DIN EN 1661 | Check spec | Flange geometry/tolerance.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6923/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "iso_standard", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Hex Nut with Flange | DIN 6923 | DIN EN 1661 | Check spec | Flange geometry/tolerance.", "valu...
Check spec
null
null
null
null
null
null
DIN 6924
din-6924
ISO 7040
Prevailing torque type Hexagon Nuts with non-metallic insert
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6924 | ISO 7040 | | Prevailing torque type Hexagon Nuts with non-metallic insert |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6924/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6925
din-6925
ISO 7042
Prevailing torque type all-metal Hexagon Nuts
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 6925 | ISO 7042 | | Prevailing torque type all-metal Hexagon Nuts |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6925/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 6926
din-6926
DIN EN 1663, 1666
Prevailing Torque Flange Nut
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Prevailing Torque Flange Nut | DIN 6926 | DIN EN 1663, 1666 | Check spec | Deformation style/serrations differ.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6926/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "iso_standard", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Prevailing Torque Flange Nut | DIN 6926 | DIN EN 1663, 1666 | Check spec | Deformation style/serration...
Check spec
null
null
null
null
null
null
DIN 6927
din-6927
DIN EN 1664, 1667
Prevailing Torque Flange Nut
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Prevailing Torque Flange Nut | DIN 6927 | DIN EN 1664, 1667 | Check spec | Variant series.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-6927/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "iso_standard", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Prevailing Torque Flange Nut | DIN 6927 | DIN EN 1664, 1667 | Check spec | Variant series.", "...
Check spec
null
null
null
null
null
null
DIN 7045
din-7045
null
Pan Head Screws with type H or type Z cross recess - product grade A
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7045 | | | Pan Head Screws with type H or type Z cross recess - product grade A |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7045/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7337
din-7337
ISO 14589
Break mandrel Blind Rivets
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7337 | ISO 14589 | | Break mandrel Blind Rivets |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7337/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7343
din-7343
ISO 8750
Spiral Pins; normal type
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7343 | ISO 8750 | | Spiral Pins; normal type |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7343/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7344
din-7344
ISO 8748
Spiral Pins; heavy duty type
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7344 | ISO 8748 | | Spiral Pins; heavy duty type |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7344/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7346
din-7346
ISO 13337
Spring-type Straight Pins; (roll pins) lightweight type
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7346 | ISO 13337 | | Spring-type Straight Pins; (roll pins) lightweight type |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7346/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7349
din-7349
null
Plain Washers for Bolts with heavy clamping sleeves
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7349 | | | Plain Washers for Bolts with heavy clamping sleeves |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7349/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7500-1
din-7500-1
ISO 7085
Thread rolling Screws for metric ISO thread - Part 1: Types, designation, requirements
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7500-1 | ISO 7085 | | Thread rolling Screws for metric ISO thread - Part 1: Types, designation, requirements |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7500-1/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7500-2
din-7500-2
null
Thread rolling Screws for ISO metric thread; guideline values for hole diameters
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7500-2 | | | Thread rolling Screws for ISO metric thread; guideline values for hole diameters |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7500-2/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7504
din-7504
null
Self-drilling Screws with tapping screw thread - dimensions, requirements and testing
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7504 | | | Self-drilling Screws with tapping screw thread - dimensions, requirements and testing |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7504/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7513
din-7513
null
Hexagon Head and slotted head thread cutting screws - dimensions, requirements and testing
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7513 | | | Hexagon Head and slotted head thread cutting screws - dimensions, requirements and testing |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7513/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7516
din-7516
null
Cross recessed head thread cutting screws - dimensions, requirements and testing
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7516 | | | Cross recessed head thread cutting screws - dimensions, requirements and testing |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7516/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7603
din-7603
null
Ring Seals and Gaskets
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7603 | | | Ring Seals and Gaskets |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7603/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7970
din-7970
ISO 1478
Threads and thread ends for tapping screws (modified version of ISO 1478)
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7970 | ISO 1478 | | Threads and thread ends for tapping screws (modified version of ISO 1478) |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7970/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7971
din-7971
ISO 1481
Slotted Pan Head Tapping Screws
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7971 | ISO 1481 | BS4174 | Slotted Pan Head Tapping Screws |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7971/
[ "bs_standard", "din_standard", "iso_standard", "part_description" ]
null
null
BS4174
null
null
null
null
null
DIN 7972
din-7972
ISO 1482
Slotted Countersunk Head Tapping Screws
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7972 | ISO 1482 | | Slotted Countersunk Head Tapping Screws |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7972/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7973
din-7973
ISO 1483
Slotted Raised Countersunk Head Tapping Screws
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7973 | ISO 1483 | | Slotted Raised Countersunk Head Tapping Screws |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7973/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7976
din-7976
ISO 1479
Hex Head Self-Tapping Screws
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Hex Head Self-Tapping Screws | DIN 7976 | ISO 1479 | Check spec | Point/thread form variations.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7976/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
null
Check spec
null
null
null
null
null
null
DIN 7977
din-7977
ISO 8737
Taper Pins with thread ends and constant point lengths
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7977 | ISO 8737 | | Taper Pins with thread ends and constant point lengths |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7977/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7978
din-7978
ISO 8736
Taper Pins with internal thread
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7978 | ISO 8736 | | Taper Pins with internal thread |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7978/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7979
din-7979
ISO 8733
Parallel Pins with internal thread
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7979 | ISO 8733 | | Parallel Pins with internal thread |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7979/
[ "din_standard", "iso_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7980
din-7980
null
Spring Lock Washers with square ends for cheese head screws
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7980 | | BS4464A | Spring Lock Washers with square ends for cheese head screws |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7980/
[ "bs_standard", "din_standard", "part_description" ]
null
null
BS4464A
null
null
null
null
null
DIN 7981
din-7981
ISO 7049
Cross Recessed Pan Head Tapping
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Cross Recessed Pan Head Tapping | DIN 7981 | ISO 7049 | Check spec | Head/point differences.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7981/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "part_description", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Cross Recessed Pan Head Tapping | DIN 7981 | ISO 7049 | Check spec | Head/point differences.", ...
Check spec
null
null
null
null
null
null
DIN 7982
din-7982
ISO 7050
Cross Recessed Flat Head Tapping
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Cross Recessed Flat Head Tapping | DIN 7982 | ISO 7050 | Check spec | Countersink/head angle.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7982/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "part_description", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Cross Recessed Flat Head Tapping | DIN 7982 | ISO 7050 | Check spec | Countersink/head angle.", ...
Check spec
null
null
null
null
null
null
DIN 7983
din-7983
ISO 7051
Cross Recessed Raised Countersunk Tapping
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Cross Recessed Raised Countersunk Tapping | DIN 7983 | ISO 7051 | Check spec | Raised profile tolerance.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7983/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "part_description", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Cross Recessed Raised Countersunk Tapping | DIN 7983 | ISO 7051 | Check spec | Raised profile tole...
Check spec
null
null
null
null
null
null
DIN 7984
din-7984
null
Hexagon Socket Thin Head Cap Screws
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7984 | | | Hexagon Socket Thin Head Cap Screws |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7984/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7985
din-7985
ISO 7045
Cross Recessed Pan Head Screw
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
Cross Recessed Pan Head Screw | DIN 7985 | ISO 7045 | Fully interchangeable | General-purpose pan head.
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7985/
[ "din_standard", "interchangeability", "iso_standard", "part_description" ]
[ { "field": "part_description", "versions": [ { "as_of": "2026-08-05T00:00:00", "source": "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "source_quote": "Cross Recessed Pan Head Screw | DIN 7985 | ISO 7045 | Fully interchangeable | General-purpose pan ...
Fully interchangeable
null
[ { "as_of": "2026-08-05T00:00:00", "field": "bs_standard", "source": "https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards", "source_quote": "DIN 7985 | ISO 7045 | BS4183 | Cross recessed raised Phillips Pan Head Screws |", "value": "BS4183" } ]
null
null
null
null
DIN 7989-1
din-7989-1
null
Washers for steel structures - product grade C
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7989-1 | | | Washers for steel structures - product grade C |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7989-1/
[ "din_standard", "part_description" ]
null
null
null
null
null
null
null
null
DIN 7989-2
din-7989-2
null
Washers for steel structures - product grade A
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
DIN 7989-2 | | | Washers for steel structures - product grade A |
https://referencesource.org/fastener-standard-interchangeability-exceptions/din-7989-2/
[ "din_standard", "part_description" ]
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