The Bolt,machine, cataloged under National Stock Number 5306-01-250-2186, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is General Motors Corp. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-250-2186 |
| Primary Part Number | 9425325 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Head Height | 0.375 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Fastener Length | 3.990 INCHES MINIMUM AND 4.000 INCHES MAXIMUM IN |
| Thread Length | 1.500 INCHES NOMINAL IN |
| Supplementary Features | TYPE AA HEX. LOCK BOLT,UNDERCUT AND SLOTTED HEAD |
| Hardness Rating | 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | SAE J429,GRADE 8,UNS G15410 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A354,GRADE BD,UNS K04100 NATIONAL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | DISTORTED HEAD |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 24617-9425325 MANUFACTURERS STANDARD |
| Grip Length | 2.490 INCHES MINIMUM AND 2.500 INCHES MAXIMUM IN |
| Width Between Flats | 0.860 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 1541 OVERALL |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5306-01-250-2186 is a Bolt,machine, manufactured by General Motors Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-250-2186 has 2 manufacturer part numbers on file: 9425325 (General Motors Corp), 9425325 (Rolls-Royce Solutions America Inc).
Key specifications for 9425325: Head Height: 0.375 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Fastener Length: 3.990 INCHES MINIMUM AND 4.000 INCHES MAXIMUM IN; Thread Length: 1.500 INCHES NOMINAL IN; Supplementary Features: TYPE AA HEX. LOCK BOLT,UNDERCUT AND SLOTTED HEAD. 18 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.