The Bolt,machine, cataloged under National Stock Number 5306-01-479-5124, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-479-5124 |
| Primary Part Number | 3255644 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Head Height | 0.243 INCHES NOMINAL IN |
| Fastener Length | 2.243 INCHES NOMINAL IN |
| Thread Length | 2.000 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 45152-MIL-STD-100 GOVERNMENT SPECIFICATION |
| Head Length | 0.650 INCHES NOMINAL IN |
| Width Between Flats | 0.5625 INCHES NOMINAL IN |
| Color | SILVER OVERALL |
| Surface Treatment | DICHROMATE ZINC OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.5625 INCHES NOMINAL IN |
| 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 |
|---|---|
| 3255644 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 3255644 | 5/9 Secondary reference Oshkosh Corp |
NSN 5306-01-479-5124 is a Bolt,machine, manufactured by Oshkosh Defense Llc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-479-5124 has 1 manufacturer part number on file: 3255644 (Oshkosh Defense Llc).
Key specifications for 3255644: Head Height: 0.243 INCHES NOMINAL IN; Fastener Length: 2.243 INCHES NOMINAL IN; Thread Length: 2.000 INCHES NOMINAL IN; Nominal Thread Diameter: 0.375 INCHES IN. 15 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.