The Washer,flat, cataloged under National Stock Number 5310-01-381-5769, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-381-5769 |
| Primary Part Number | 3918188 |
| 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 |
|---|---|
| 3918188 PRIMARY | Cummins Inc. (USA) |
| 3918188 | Cummins South Pacific Pty Ltd Head Office (AUS) |
| CBU1871 | Leyland Trucks Ltd (for Spare Parts See U6425) (GBR) |
| Reference | Meaning |
|---|---|
| 3918188 | 5/9 Secondary reference Cummins Ltd |
| 3918188 | 5/9 Secondary reference Cummins Diesel |
NSN 5310-01-381-5769 is a Washer,flat, manufactured by Cummins Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-381-5769 has 3 manufacturer part numbers on file: 3918188 (Cummins Inc.), 3918188 (Cummins South Pacific Pty Ltd Head Office), CBU1871 (Leyland Trucks Ltd (for Spare Parts See U6425)).
Key specifications for 3918188: End Item Identification: 2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR); 3990-01-444-5196 CEMENT MIXER. 0 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.