The Washer,flat, cataloged under National Stock Number 5310-01-202-3054, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Cummins Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-202-3054 |
| Primary Part Number | 3900245 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Center Hole Shape Style | ROUND |
| 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 |
|---|---|
| 3900245 | Cummins Ltd (GBR) |
| 3900245 | Cummins South Pacific Pty Ltd Head Office (AUS) |
| 3900245 PRIMARY | Cummins Inc. (USA) |
| J90024-5 | Cnh Industrial France (FRA) |
| Reference | Meaning |
|---|---|
| 5310PL0826167 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 3900245 | 5/9 Secondary reference Cummins Diesel |
NSN 5310-01-202-3054 is a Washer,flat, manufactured by Cummins Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-202-3054 has 4 manufacturer part numbers on file: 3900245 (Cummins Ltd), 3900245 (Cummins South Pacific Pty Ltd Head Office), 3900245 (Cummins Inc.), J90024-5 (Cnh Industrial France).
Key specifications for 3900245: Cross-Sectional Shape Style: RECTANGULAR; Special Features: USED ON MB-2 ACFT TOW TRACTOR; 2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR); Peripheral Shape Style: ROUND; End Item Identification: 3990-01-444-5196 CEMENT MIXER. 3 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.