The Washer,flat, cataloged under National Stock Number 5310-01-581-9269, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hi-Tech Fasteners, Inc. Dba Hi Tech Fasteners Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-581-9269 |
| Primary Part Number | NAS 620-C4 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hi-Tech Fasteners, Inc. Dba Hi Tech Fasteners Inc |
| 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 |
|---|---|
| NAS 620-C4 PRIMARY | Hi-Tech Fasteners, Inc. Dba Hi Tech Fasteners Inc (USA) |
NSN 5310-01-581-9269 is a Washer,flat, manufactured by Hi-Tech Fasteners, Inc. Dba Hi Tech Fasteners Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-581-9269 has 1 manufacturer part number on file: NAS 620-C4 (Hi-Tech Fasteners, Inc. Dba Hi Tech Fasteners Inc).
Key specifications for NAS 620-C4: Special Features: NO 4 SMALL PATTERN FLAT WASHER .115 ID, .209 OD, .032TH SS. 0 specifications are documented in the U.S. Government catalog.
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.