The Washer,lock, cataloged under National Stock Number 5310-01-321-3477, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Kubota Tractor Corp. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-321-3477 |
| Primary Part Number | 04512-60080 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Kubota Tractor Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 04512-60080 | Kubota Tractor Corp (USA) |
| 04512-60080 | Kubota Uk Ltd (GBR) |
| 04512-60080 | Howco Distributing Co. Dba Howco Distributing Co (USA) |
| CV146874 | Tvs Supply Chain Solutions Limited (GBR) |
| Reference | Meaning |
|---|---|
| 04512-60080 | 5/9 Secondary reference Engine Distributors, Inc. |
| 04512-50080 | 5/9 Secondary reference Kubota Ltd |
| 04512-60080 | 3/9 Design control — primary reference Kubota Ltd |
NSN 5310-01-321-3477 is a Washer,lock, manufactured by Kubota Tractor Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-321-3477 has 4 manufacturer part numbers on file: 04512-60080 (Kubota Tractor Corp), 04512-60080 (Kubota Uk Ltd), 04512-60080 (Howco Distributing Co. Dba Howco Distributing Co), CV146874 (Tvs Supply Chain Solutions Limited).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-615-1202. Verify interchangeability with system specifications before substitution.
Key specifications for 04512-60080: Part Name Assigned by Controlling Agency: WASHER SPRING LOCK. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.