The Washer,lock, cataloged under National Stock Number 5310-01-212-2299, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Twg Canada Consolidated Inc. Government technical data includes 1 specification, 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 | 5310-01-212-2299 |
| Primary Part Number | 25328 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Twg Canada Consolidated Inc |
| Status | ACTIVE |
| Outside Diameter | 0.438 INCHES NOMINAL IN |
| 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 |
|---|---|
| 25328 PRIMARY | Twg Canada Consolidated Inc (CAN) |
NSN 5310-01-212-2299 is a Washer,lock, manufactured by Twg Canada Consolidated Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-212-2299 has 1 manufacturer part number on file: 25328 (Twg Canada Consolidated Inc).
1 possible match (shared part number, not a government interchangeability claim): 4310-01-395-6249. Verify interchangeability with system specifications before substitution.
Key specifications for 25328: Outside Diameter: 0.438 INCHES NOMINAL IN; End Item Identification: HEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS); 2320-01-097-0260 HIAB CRANE (HEMTT); 3990-01-442-1939 BAP (BRIDGE ADAPTER PALLET). 1 specification is 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.