The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-00-132-4079, 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17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-132-4079 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.438 INCHES NOMINAL IN |
| Fastener Length | 6.750 INCHES NOMINAL IN |
| Concentric Hole Depth | 4.750 INCHES NOMINAL IN |
| Thread Length | 0.660 INCHES NOMINAL IN |
| Hole Configuration Style | HEXAGON LONGITUDINAL HOLE |
| Style Designator | CONCENTRIC HOLE UNTHREADED |
| Material Document and Classification | ST-05-504 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.062 INCHES NOMINAL IN |
| Askewed Head Angle | 90.0 DEGREES NOMINAL |
| Concentric Hole Diameter | 0.130 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Hole Diameter | 0.130 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 |
|---|---|
| 4G53742-101A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-132-4079 is a Bolt,internally Relieved Body, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-132-4079: Head Height: 0.438 INCHES NOMINAL IN; Fastener Length: 6.750 INCHES NOMINAL IN; Concentric Hole Depth: 4.750 INCHES NOMINAL IN; Thread Length: 0.660 INCHES NOMINAL IN. 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.