The Nut,plain,round, cataloged under National Stock Number 5310-00-591-2492, 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14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-591-2492 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Thread Series | UNEF |
| Hole Configuration Style | CONFIGURATION J |
| Material Document and Classification | MIL-S-6050,COND C4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Drive Point Width | 0.250 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nut Diameter | 1.369 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN |
| Drive Point Depth | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Nut Thickness | 0.325 INCHES NOMINAL IN |
| Drilled Hole Diameter | 0.040 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Drive Point Quantity | 6 |
| Nut Style | ROUND |
| Thread Class | 3B |
| Material | STEEL OVERALL |
| Hole Type and Quantity | 6 DRILLED |
| 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 |
|---|---|
| 770769-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-591-2492 is a Nut,plain,round, classified under FSC 5310, Nuts and Washers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2520-00-770-7691. Verify interchangeability with system specifications before substitution.
Key specifications for 5310-00-591-2492: Thread Series: UNEF; Hole Configuration Style: CONFIGURATION J; Material Document and Classification: MIL-S-6050,COND C4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Drive Point Width: 0.250 INCHES NOMINAL IN. 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.