The Bolt,machine, cataloged under National Stock Number 5306-01-648-5774, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-648-5774 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.453 INCHES MINIMUM AND 0.484 INCHES MAXIMUM IN |
| Fastener Length | 5.922 INCHES MINIMUM AND 5.969 INCHES MAXIMUM IN |
| Thread Length | 1.000 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 4.922 INCHES MINIMUM AND 4.954 INCHES MAXIMUM IN |
| Width Between Flats | 0.928 INCHES MINIMUM AND 0.939 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 11 |
| Material | STEEL OVERALL |
| Hole Quantity | 6 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Type | DRILLED |
| Hole Diameter | 0.062 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 |
| Reference | Meaning |
|---|---|
| 845-7504734-X-74 | 5/1 Secondary reference Naval Sea Systems Command |
| NASM20074-10-57 | 2/2 Government specification standardization U.S. Government activity |
| MS20074-10-57 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-648-5774 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-648-5774: Head Height: 0.453 INCHES MINIMUM AND 0.484 INCHES MAXIMUM IN; Fastener Length: 5.922 INCHES MINIMUM AND 5.969 INCHES MAXIMUM IN; Thread Length: 1.000 INCHES NOMINAL IN; Nominal Thread Diameter: 0.625 INCHES IN. 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.