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NSN 5310-01-210-7451Government record, cited

Washer, Lock5310-01-210-7451

NSN 5310-01-210-7451 · NIIN 012107451 · Part number 3A1923
Link-Belt Cranes, L.p., Lllp · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 2Y614
Government record, cited
NSN 5310-01-210-7451 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-210-7451. Manufacturer of record part number: 3A1923.
Also searched as  5310-01-210-7451 · 5310012107451 · NIIN 012107451 · 01-210-7451 · FSC 5310 Nuts and Washers · CAGE 2Y614 · 3A1923 · X-4-205
Nearby stock numbers  ·
Features
  • Washer,lock — FSC 5310
  • Outside Diameter: 0.746 INCHES NOMINAL IN
  • Material Thickness: 0.085 INCHES NOMINAL IN
  • Hole Diameter: 0.438 INCHES NOMINAL IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Link-Belt Cranes, L.p., Lllp
Identification
  • NSN: 5310-01-210-7451
  • NIIN: 012107451
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 3A1923
  • Manufacturer: Link-Belt Cranes, L.p., Lllp
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-210-7451, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Link-Belt Cranes, L.p., Lllp. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-210-7451
Primary Part Number3A1923
Item NameWasher,lock
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerLink-Belt Cranes, L.p., Lllp
StatusACTIVE
Outside Diameter0.746 INCHES NOMINAL IN
Material Thickness0.085 INCHES NOMINAL IN
Hole Diameter0.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
3A1923 Link-Belt Cranes, L.p., Lllp (USA)
Reference documents
ReferenceMeaning
X-4-205 3/9 Design control — primary reference
Eaton Corp
No interchangeability data on file.
Other items in FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-210-7451?

NSN 5310-01-210-7451 is a Washer,lock, manufactured by Link-Belt Cranes, L.p., Lllp, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-210-7451?

NSN 5310-01-210-7451 has 1 manufacturer part number on file: 3A1923 (Link-Belt Cranes, L.p., Lllp).

What are the specifications of 3A1923?

Key specifications for 3A1923: Outside Diameter: 0.746 INCHES NOMINAL IN; Material Thickness: 0.085 INCHES NOMINAL IN; Hole Diameter: 0.438 INCHES NOMINAL IN. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-210-7451 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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