The Washer,flat, cataloged under National Stock Number 5310-00-547-4789, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Air Armament Center/ En. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5310-00-547-4789 |
| Primary Part Number | 65C35292-7 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Air Armament Center/ En |
| Status | ACTIVE |
| Overall Diameter | 5.406 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PAINT AND CADMIUM OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 1009 AND STEEL COMP 1015 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 3.625 INCHES NOMINAL IN |
| Thickness | 0.029 INCHES NOMINAL IN |
| 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 |
|---|---|
| 65C35292-7 PRIMARY | Air Armament Center/ En (USA) |
| Reference | Meaning |
|---|---|
| 65C35292-7 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-00-547-4789 is a Washer,flat, manufactured by Air Armament Center/ En, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-547-4789 has 1 manufacturer part number on file: 65C35292-7 (Air Armament Center/ En).
Key specifications for 65C35292-7: Overall Diameter: 5.406 INCHES NOMINAL IN; Material Document and Classification: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: PAINT AND CADMIUM OVERALL. 9 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.