The Washer,flat, cataloged under National Stock Number 5310-00-486-5899, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-486-5899 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS2469 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.930 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN |
| Heat Treatment | T-3 SOLUTION HEAT TREATED, COLD WORKED |
| Material Document and Classification | QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ANODIZE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Thickness | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 42132C89 | 3/9 Design control — primary reference Goodrich Corporation Dba Trw Lucas Aerospace |
| 42132C89 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-00-486-5899 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-486-5899: Surface Treatment Document and Classification: AMS2469 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.930 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN; Heat Treatment: T-3 SOLUTION HEAT TREATED, COLD WORKED; Material Document and Classification: QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 11 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.