The Washer,lock, cataloged under National Stock Number 5310-01-254-2575, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is DP Manufacturing Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-254-2575 |
| Primary Part Number | 1168 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | DP Manufacturing Inc. |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Hole Diameter | 0.318 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-01-254-2575 is a Washer,lock, manufactured by DP Manufacturing Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-254-2575 has 3 manufacturer part numbers on file: 2AN593 (Oshkosh Defense Llc), Y00015035 (Soframe), 1168 (DP Manufacturing Inc.).
Key specifications for 1168: Style Designator: SPLIT HELICAL-RIGHT HAND; End Item Identification: FAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS); Hole Diameter: 0.318 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN. 2 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.