The Washer,flat, cataloged under National Stock Number 5310-01-129-6956, 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11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-129-6956 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 1.495 INCHES MINIMUM AND 1.520 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250/5,COND T3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/5,COND T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Specification/standard Data | 88044-AN960 GOVERNMENT SPECIFICATION |
| Surface Treatment | CHROMATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | ALUMINUM ALLOY OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.890 INCHES NOMINAL IN |
| Thickness | 0.090 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 |
| Reference | Meaning |
|---|---|
| AN960JD1416 | 2/2 Government specification standardization U.S. Government activity |
| 10109538 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5310-01-129-6956 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-129-6956: Surface Treatment Document and Classification: MIL-C-5541,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 1.495 INCHES MINIMUM AND 1.520 INCHES MAXIMUM IN; Material Document and Classification: QQ-A-250/5,COND T3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/5,COND T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 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.