The Washer,flat, cataloged under National Stock Number 5310-01-478-5116, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Kubota Tractor Corp. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Kubota Tractor Corp (CAGE 0XWR1); Engine Distributors, Inc. (CAGE 31013); Kubota Engine America Corporation (CAGE 1Q0C4) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-478-5116 |
| Primary Part Number | 04013-60040 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Kubota Tractor Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 04013-60040 PRIMARY | Kubota Tractor Corp (USA) |
| 04013-60040 | Engine Distributors, Inc. (USA) |
| 04013-60040 | Kubota Engine America Corporation (USA) |
| Reference | Meaning |
|---|---|
| 04013-60040 | 5/9 Secondary reference Kubota Ltd |
| 04013-60040 | C/1 Advisory reference — outside the item-of-supply concept Western Diesel Services, Inc. Dba Ck Power |
| 04013-60040 | 5/9 Secondary reference C-K Power Products Corp |
NSN 5310-01-478-5116 is a Washer,flat, manufactured by Kubota Tractor Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-478-5116 has 3 manufacturer part numbers on file: 04013-60040 (Kubota Tractor Corp), 04013-60040 (Engine Distributors, Inc.), 04013-60040 (Kubota Engine America Corporation).
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.