The Washer,lock, cataloged under National Stock Number 5310-01-596-4289, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-596-4289 |
| Primary Part Number | 91475A293 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Mcmaster-Carr Supply Co |
| 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 |
|---|---|
| 91475A293 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 37NLHS8Y | 5/9 Secondary reference Mcmaster-Carr Supply Company |
| 37NLHS8Y | 3/9 Design control — primary reference Southern California Gold Products, Inc. Dba Southern California Gold Products Inc |
NSN 5310-01-596-4289 is a Washer,lock, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-596-4289 has 1 manufacturer part number on file: 91475A293 (Mcmaster-Carr Supply Co).
Key specifications for 91475A293: Part Name Assigned by Controlling Agency: LOCK WASHER; End Item Identification: 3805-01-573-0677 EXCAVATOR, MULTIPURPOSE, CRAWLER MOUNTED. 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.