The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-074-3479, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-074-3479 |
| Primary Part Number | 12286748 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Width Across Flats | 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Nominal Thread Size | 0.625 INCHES IN |
| Nut Height | 0.665 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 12286748 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 3-500-091-01 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-074-3479 is a Nut,plain,hexagon, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-074-3479 has 1 manufacturer part number on file: 12286748 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12286748: Width Across Flats: 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN; Thread Series: UNF; Nominal Thread Size: 0.625 INCHES IN; Nut Height: 0.665 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN. 6 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.