The Washer,flat, cataloged under National Stock Number 5310-01-448-1795, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-448-1795 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Overall Diameter | 1.807 INCHES MINIMUM AND 1.832 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250/5 T FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-250/5 T4 FED SPEC 1ST MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.078 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 |
|---|---|
| AN960PD1716 | 5/9 Secondary reference U.S. Government activity |
| NAS1149D1790J | 3/2 Design control — primary reference U.S. Government activity |
| 10122331 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5310-01-448-1795 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-448-1795: Overall Diameter: 1.807 INCHES MINIMUM AND 1.832 INCHES MAXIMUM IN; Material Document and Classification: QQ-A-250/5 T FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-250/5 T4 FED SPEC 1ST MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Special Features: FINISH CHEMICAL TREAT. 8 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.