The Washer,flat, cataloged under National Stock Number 5310-01-281-9126, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hb Performance Systems. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Hb Performance Systems (CAGE 22075) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-281-9126 |
| Primary Part Number | A03-02204 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hb Performance Systems |
| 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 |
|---|---|
| A03-02204 PRIMARY | Hb Performance Systems (USA) |
| Reference | Meaning |
|---|---|
| 207904 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-281-9126 is a Washer,flat, manufactured by Hb Performance Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-281-9126 has 1 manufacturer part number on file: A03-02204 (Hb Performance Systems).
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.