The Washer,flat, cataloged under National Stock Number 5310-01-259-2456, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Din Deutsches Institut Fur Normung Ev. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Din Deutsches Institut Fur Normung Ev (CAGE D8286); Robert Bosch Llc (CAGE 53867); Zf Friedrichshafen Ag (CAGE D8124) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-259-2456 |
| Primary Part Number | DIN-8.4-ST |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Din Deutsches Institut Fur Normung Ev |
| 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 |
|---|---|
| DIN-8.4-ST | Din Deutsches Institut Fur Normung Ev (DEU) |
| 2-916-012-015 | Robert Bosch Llc (USA) |
| 0636003006 | Zf Friedrichshafen Ag (DEU) |
| Reference | Meaning |
|---|---|
| 0636003006 | 5/9 Secondary reference Zahnradfabrik Passau Gmbh |
| 0636 003 006 | 3/9 Design control — primary reference Zf Group North American Operations, Inc. Dba Zf Services North America Div Sales and Service |
| 8.4 DIN 433-ST | 5/1 Secondary reference Din Deutsches Institut Fur Normung Ev |
NSN 5310-01-259-2456 is a Washer,flat, manufactured by Din Deutsches Institut Fur Normung Ev, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-259-2456 has 3 manufacturer part numbers on file: DIN-8.4-ST (Din Deutsches Institut Fur Normung Ev), 2-916-012-015 (Robert Bosch Llc), 0636003006 (Zf Friedrichshafen Ag).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-351-1303. Verify interchangeability with system specifications before substitution.
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.