The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-708-2359, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-708-2359 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.551 INCHES MINIMUM AND 0.551 INCHES MINIMUM AND 0.564 INCHES MAXIMUM0.564 INCHES MAXIMUM IN |
| Thread Series | UNFUNF |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL250.0 FAHRENHEIT NOMINAL DEGF |
| Material Document and Classification | ASTM F 594,GROUP 1 OR 2 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES0.375 INCHES IN |
| Specification/standard Data | 81349-MIL-DTL-45913/2B GOVERNMENT SPECIFICATION |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGNPREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.320 INCHES MINIMUM AND 0.320 INCHES MINIMUM AND 0.415 INCHES MAXIMUM0.415 INCHES MAXIMUM IN |
| Nut Style | HEXAGONHEXAGON |
| Thread Class | 2B2B |
| Thread Quantity Per Inch | 2424 |
| Material | STEEL COMP 316 OVERALL |
| Bearing Surface Type | CHAMFEREDCHAMFERED |
| 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 |
|---|---|
| M45913/2-6FS6 | 2/2 Government specification standardization U.S. Government activity |
NSN 5310-01-708-2359 is a Nut,self-Locking,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-708-2359: Width Across Flats: 0.551 INCHES MINIMUM AND 0.551 INCHES MINIMUM AND 0.564 INCHES MAXIMUM0.564 INCHES MAXIMUM IN; Thread Series: UNFUNF; Temp Rating: 250.0 FAHRENHEIT NOMINAL250.0 FAHRENHEIT NOMINAL DEGF; Material Document and Classification: ASTM F 594,GROUP 1 OR 2 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL. 14 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.