The Washer,flat, cataloged under National Stock Number 5310-01-478-1565, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-478-1565 |
| Primary Part Number | 74A430508-2003 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 74A430508-2003 | Safran Landing Systems Canada Inc. (CAN) |
| 74A430508-2003 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5310-01-478-1565 is a Washer,flat, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-478-1565 has 2 manufacturer part numbers on file: 74A430508-2003 (Safran Landing Systems Canada Inc.), 74A430508-2003 (The Boeing Company Div Defense).
Key specifications for 74A430508-2003: Criticality Code Justification: AGAV; Special Features: ITEM ALSO KNOWN AS WASHER, AIRCRAFT, MAT; End Item Identification: CYLINDER AND PISTON. 1 specification is 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.