The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-680-9302, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-680-9302 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.302 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Precious Material | SILVER |
| Temp Rating | 800.0 FAHRENHEIT NOMINAL DEGF |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.141 INCHES NOMINAL IN |
| Surface Treatment | SILVER OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 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 |
|---|---|
| 5310PL0896736 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| NAS679C06 | 3/2 Design control — primary reference U.S. Government activity |
| LHTM2860-62W | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-00-680-9302 is a Nut,self-Locking,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-680-9302: Width Across Flats: 0.302 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Precious Material: SILVER; Temp Rating: 800.0 FAHRENHEIT NOMINAL DEGF. 13 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.