The Bolt,machine, cataloged under National Stock Number 5306-01-135-6479, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-135-6479 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.150 INCHES MINIMUM AND 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM0.163 INCHES MAXIMUM IN |
| Fastener Length | 0.719 INCHES MINIMUM AND 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM0.781 INCHES MAXIMUM IN |
| Thread Length | 0.619 INCHES MINIMUM AND 0.619 INCHES MINIMUM AND 0.781 INCHES MAXIMUM0.781 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-C-591 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-C-591 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES0.250 INCHES IN |
| Features Provided | FINISHED HEADFINISHED HEAD |
| Head Style | HEXAGONHEXAGON |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Width Between Flats | 0.425 INCHES MINIMUM AND 0.425 INCHES MINIMUM AND 0.437 INCHES MAXIMUM0.437 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH80000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A2A |
| Thread Quantity Per Inch | 2020 |
| Material | COPPER ALLOY 651 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| MS16205-4 | 3/2 Design control — primary reference U.S. Government activity |
| MS16205-4 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-135-6479 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-135-6479: Head Height: 0.150 INCHES MINIMUM AND 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM0.163 INCHES MAXIMUM IN; Fastener Length: 0.719 INCHES MINIMUM AND 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM0.781 INCHES MAXIMUM IN; Thread Length: 0.619 INCHES MINIMUM AND 0.619 INCHES MINIMUM AND 0.781 INCHES MAXIMUM0.781 INCHES MAXIMUM IN; Material Document and Classification: QQ-C-591 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-C-591 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 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.