The Washer,flat, cataloged under National Stock Number 5310-01-425-6401, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Shinko Ind. Ltd. The record lists 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Shinko Ind. Ltd (CAGE J2317) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-425-6401 |
| Primary Part Number | EL-40200PR P/N 354 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Shinko Ind. Ltd |
| 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 |
|---|---|
| EL-40200PR P/N 354 PRIMARY | Shinko Ind. Ltd (JPN) |
| EL40-2 354 | Shinko Ind. Ltd (JPN) |
| Reference | Meaning |
|---|---|
| EL40-2 354 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| EL-40200PR P/N 354 | 3/9 Design control — primary reference Shinko Ind. Ltd |
| EL40-2 354 | 5/9 Secondary reference Shinko Ind. Ltd |
NSN 5310-01-425-6401 is a Washer,flat, manufactured by Shinko Ind. Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-425-6401 has 2 manufacturer part numbers on file: EL-40200PR P/N 354 (Shinko Ind. Ltd), EL40-2 354 (Shinko Ind. Ltd).
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.