The Nut,plain,round, cataloged under National Stock Number 5310-01-424-3580, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-424-3580 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Bearing Surface Finish | 125.0 MICROINCHES |
| Surface Treatment Document and Classification | DOD-P-16232, TY Z, CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNEF |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Drive Point Width | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Nut Diameter | 1.032 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN |
| Drive Point Depth | 0.062 INCHES NOMINAL IN |
| Nut Thickness | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN |
| Surface Treatment | PHOSPHATE ZINC OVERALL |
| Countersink Angle | 90.0 DEGREES MINIMUM AND 120.0 DEGREES MAXIMUM BOTH ENDS |
| Drive Point Quantity | 8 |
| Nut Style | ROUND |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 4140 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 |
|---|---|
| MS27955-1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| H832-1662-49 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 752-7068477-49 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| MIL-N-21337 | 4/1 Identification reference U.S. Government activity |
| 752-6406838-100 | 5/1 Secondary reference Naval Sea Systems Command |
| MS27955-1 | 2/2 Government specification standardization U.S. Government activity |
NSN 5310-01-424-3580 is a Nut,plain,round, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-424-3580: Bearing Surface Finish: 125.0 MICROINCHES; Surface Treatment Document and Classification: DOD-P-16232, TY Z, CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNEF; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM. 18 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.