The Bolt,internal Wrenching, cataloged under National Stock Number 5306-00-308-3462, 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17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-308-3462 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Width Across Flats | 0.751 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Head Height | 0.846 INCHES NOMINAL IN |
| Fastener Length | 6.046 INCHES MINIMUM AND 6.077 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 1.187 INCHES MINIMUM IN |
| Material Document and Classification | QQ-S-624,COMP 3135 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-624 COMP 3140 FED SPEC SINGLE MATERIAL RESPONSE OR MIL-S-5000 COMP 4340 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6049 COMP 8740 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.875 INCHES IN |
| Head Style | BEVEL-CONICAL |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 1.424 INCHES MINIMUM AND 1.438 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 |
|---|---|
| 351588 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-308-3462 is a Bolt,internal Wrenching, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-308-3462: Width Across Flats: 0.751 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN; Head Height: 0.846 INCHES NOMINAL IN; Fastener Length: 6.046 INCHES MINIMUM AND 6.077 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.