The Washer,lock, cataloged under National Stock Number 5310-01-665-0422, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Neeltran, Inc.. 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 | Neeltran, Inc. (CAGE 0A7R9); Fastenal Company Div Stct (CAGE 3TPS2) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-665-0422 |
| Primary Part Number | 050-000026-003 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Neeltran, Inc. |
| 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 |
|---|---|
| 050-000026-003 PRIMARY | Neeltran, Inc. (USA) |
| 012390 | Fastenal Company Div Stct (USA) |
NSN 5310-01-665-0422 is a Washer,lock, manufactured by Neeltran, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-665-0422 has 2 manufacturer part numbers on file: 050-000026-003 (Neeltran, Inc.), 012390 (Fastenal Company Div Stct).
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.