The Washer,lock, cataloged under National Stock Number 5310-01-157-7370, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Jacobs Mfg Co the. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Washer,lock |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Jacobs Mfg Co the (CAGE 75078); Am General Llc (CAGE 34623) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-157-7370 |
| Primary Part Number | 001559 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Jacobs Mfg Co the |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 001559 PRIMARY | Jacobs Mfg Co the (USA) |
| MA361A-21001 PRIMARY | Am General Llc (USA) |
NSN 5310-01-157-7370 is a Washer,lock, manufactured by Jacobs Mfg Co the, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-157-7370 has 2 manufacturer part numbers on file: 001559 (Jacobs Mfg Co the), MA361A-21001 (Am General Llc).
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.