The Washer,flat, cataloged under National Stock Number 5310-01-358-3237, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Horizon Aerospace Llc Dba Magnetics Division. 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 | 5310-01-358-3237 |
| Primary Part Number | 21-582 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Horizon Aerospace Llc Dba Magnetics Division |
| 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 |
|---|---|
| 21-582 PRIMARY | Horizon Aerospace Llc Dba Magnetics Division (USA) |
NSN 5310-01-358-3237 is a Washer,flat, manufactured by Horizon Aerospace Llc Dba Magnetics Division, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-358-3237 has 1 manufacturer part number on file: 21-582 (Horizon Aerospace Llc Dba Magnetics Division).
Key specifications for 21-582: Special Features: COGNIZANT SERVICE: AIR FORCE,UNITED KINGDOM. 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.