The Nut,plain,round, cataloged under National Stock Number 5310-01-502-7076, 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13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-502-7076 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL JOINT (UNJ) |
| Supplementary Features | APPROX WEIGHT 21.60 LB PER 100 LBS |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Drive Point Width | 0.375 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Nominal Thread Size | 2.7500 INCHES IN |
| Nut Diameter | 3.239 INCHES MINIMUM AND 3.245 INCHES MAXIMUM IN |
| Drive Point Depth | 0.050 INCHES NOMINAL IN |
| Nut Thickness | 0.195 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Drive Point Quantity | 8 |
| Nut Style | ROUND |
| Thread Class | 3B |
| Thread Quantity Per Inch | 16 |
| 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 |
|---|---|
| MS9951-39 | 2/2 Government specification standardization U.S. Government activity |
| MS9951-39 | 5/1 Secondary reference Rolls-Royce Corporation |
NSN 5310-01-502-7076 is a Nut,plain,round, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-502-7076: Thread Series: UNIFIED NATIONAL JOINT (UNJ); Supplementary Features: APPROX WEIGHT 21.60 LB PER 100 LBS; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM; Drive Point Width: 0.375 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN. 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.