The Washer,flat, cataloged under National Stock Number 5310-01-189-5408, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Cummins Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Cummins South Pacific Pty Ltd Head Office (CAGE ZC672); Leyland Trucks Ltd (for Spare Parts See U6425) (CAGE U5612); Cummins Inc. (CAGE 15434) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-189-5408 |
| Primary Part Number | 3905176 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Cummins 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 |
|---|---|
| 3905176 | Cummins South Pacific Pty Ltd Head Office (AUS) |
| CBU1841 | Leyland Trucks Ltd (for Spare Parts See U6425) (GBR) |
| 3905176 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5310PL0824824 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5310-01-189-5408 is a Washer,flat, manufactured by Cummins Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-189-5408 has 3 manufacturer part numbers on file: 3905176 (Cummins South Pacific Pty Ltd Head Office), CBU1841 (Leyland Trucks Ltd (for Spare Parts See U6425)), 3905176 (Cummins Inc.).
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.