The Bolt,machine, cataloged under National Stock Number 5306-01-152-4025, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-152-4025 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM IN |
| Fastener Length | 0.668 INCHES MINIMUM AND 0.708 INCHES MAXIMUM IN |
| Thread Length | 0.570 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN |
| Hole Configuration Style | HEXAGON FLATS |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.088 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN |
| Width Between Flats | 0.558 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 130000 POUNDS PER SQUARE INCH LBS |
| Minimum Yield Strength | 85000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Hole Quantity | 1 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| 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 |
|---|---|
| MS9503-05 | 2/2 Government specification standardization U.S. Government activity |
NSN 5306-01-152-4025 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-152-4025: Head Height: 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM IN; Fastener Length: 0.668 INCHES MINIMUM AND 0.708 INCHES MAXIMUM IN; Thread Length: 0.570 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN; Hole Configuration Style: HEXAGON FLATS. 17 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.