The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-114-7971, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-114-7971 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Washer Outside Diameter | 10.5 MILLIMETERS MAXIMUM MM |
| Width Across Flats | 6.88 MILLIMETERS MINIMUM AND 7.00 MILLIMETERS MAXIMUM MM |
| Thread Tolerance Class | 4H5H INTERNAL |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Series | MJ |
| Thread Pitch in Millimeters | 1.00 |
| Temp Rating | 235.0 CELSIUS MAXIMUM DEGC |
| Washer Thickness | 0.9 MILLIMETERS MINIMUM MM |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 6.0 MILLIMETERS MM |
| Specification/standard Data | 80205-NA0033 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Countersink Angle | 6.8 RADIANS NOMINAL WASHER |
| Nut Style | HEXAGON |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| NA0033-060 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-114-7971 is a Nut,self-Locking,extended Washer, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-114-7971: Overall Height: 5.4 MILLIMETERS MAXIMUM MM; Washer Outside Diameter: 10.5 MILLIMETERS MAXIMUM MM; Width Across Flats: 6.88 MILLIMETERS MINIMUM AND 7.00 MILLIMETERS MAXIMUM MM; Thread Tolerance Class: 4H5H INTERNAL. 16 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.