The Washer,flat, cataloged under National Stock Number 5310-01-503-2134, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hutchinson Industries, Inc Div Defense and Industry. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Patria Land Oy (CAGE A001G); Rosomak S.a (CAGE 0291H); Hutchinson Industries, Inc Div Defense and Industry (CAGE 62161) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-503-2134 |
| Primary Part Number | WH03008 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hutchinson Industries, Inc Div Defense and Industry |
| 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 |
|---|---|
| S000849 | Patria Land Oy (FIN) |
| S000849 | Rosomak S.a (POL) |
| WH03008 PRIMARY | Hutchinson Industries, Inc Div Defense and Industry (USA) |
| Reference | Meaning |
|---|---|
| 10104096 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 5310PL0965845 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| S000849 | 5/9 Secondary reference Patria Land Services Oy |
NSN 5310-01-503-2134 is a Washer,flat, manufactured by Hutchinson Industries, Inc Div Defense and Industry, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-503-2134 has 3 manufacturer part numbers on file: S000849 (Patria Land Oy), S000849 (Rosomak S.a), WH03008 (Hutchinson Industries, Inc Div Defense and Industry).
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.