The Nut,plain,clinch, cataloged under National Stock Number 5310-01-340-5076, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-340-5076 |
| Item Name | Nut,plain,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Pilot Diameter | 0.321 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN |
| Pilot Length | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Nut Height | 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN |
| Nut Style | CLINCH |
| Thread Class | 2B |
| Thread Quantity Per Inch | 20 |
| Material | COPPER ALLOY 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 |
|---|---|
| GRP-95-064 | 3/9 Design control — primary reference U.S. Government activity |
| GRP-95-064 | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division |
NSN 5310-01-340-5076 is a Nut,plain,clinch, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-340-5076: Width Across Flats: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.250 INCHES IN. 11 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.