The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-703-0313, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Brighton-Best International Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-703-0313 |
| Primary Part Number | 444010 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Brighton-Best International Inc |
| Status | ACTIVE |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Nut Height | 0.531 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 13 |
| Material | STEEL ALLOY OVERALL |
| Bearing Surface Type | FLAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-01-703-0313 is a Nut,plain,hexagon, manufactured by Brighton-Best International Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-703-0313 has 2 manufacturer part numbers on file: 95036A024 (Mcmaster-Carr Supply Co), 444010 (Brighton-Best International Inc).
Key specifications for 444010: Width Across Flats: 0.750 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.500 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.