The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-00-208-0264, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-208-0264 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.025 INCHES NOMINAL IN |
| Fastener Length | 3.475 INCHES NOMINAL IN |
| Thread Length | 0.470 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM FIRST HOLE IN |
| Style Designator | CONCENTRIC HOLE UNTHREADED |
| Nominal Thread Diameter | 1.125 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.615 INCHES MINIMUM AND 1.628 INCHES MAXIMUM IN |
| Concentric Hole Diameter | 0.750 INCHES NOMINAL IN |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 12 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 3.130 INCHES NOMINAL FIRST HOLE 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 |
|---|---|
| 6-35101-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-208-0264 is a Bolt,internally Relieved Body, classified under FSC 5306, Bolts. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3455-01-622-1003. Verify interchangeability with system specifications before substitution.
Key specifications for 5306-00-208-0264: Head Height: 0.025 INCHES NOMINAL IN; Fastener Length: 3.475 INCHES NOMINAL IN; Thread Length: 0.470 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Shank Unthreaded Hole Diameter: 0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM FIRST HOLE IN. 16 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.