The Washer Assortment, cataloged under National Stock Number 5310-01-359-2683, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc. Government technical data includes 8 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 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 | 5310-01-359-2683 |
| Primary Part Number | 82145 |
| Item Name | Washer Assortment |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc |
| Status | ACTIVE |
| Component Quantity | 6 |
| Document Type | INDUSTRIAL DRAWING |
| End Item Source | 0BT64 |
| Model Number | 82A1A |
| Component Document Origin | INDUSTRIAL |
| End Item Name | BARRETT .50 CALIBER SEMI-AUTOMATIC RIFLE |
| Nonsupply Items and Quantities | 0BT64 821453 WASHER,0BT64 821454 WASHER,0BT64 821455 WASHER,0BT64 821457 WASHER,0BT64 821459 WASHER,0BT64 8214518 WASHER |
| Document Source | 0BT64 |
| 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 |
|---|---|
| 82145 PRIMARY | Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc (USA) |
NSN 5310-01-359-2683 is a Washer Assortment, manufactured by Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-359-2683 has 1 manufacturer part number on file: 82145 (Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc).
1 possible match (shared part number, not a government interchangeability claim): 6220-01-566-3669. Verify interchangeability with system specifications before substitution.
Key specifications for 82145: Component Quantity: 6; Document Type: INDUSTRIAL DRAWING; End Item Source: 0BT64; Model Number: 82A1A. 8 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.