The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-00-051-9282, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 27 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-051-9282 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Fourth Diameter From Head | 0.427 INCHES NOMINAL IN |
| Head Height | 0.327 INCHES NOMINAL IN |
| Fastener Length | 3.685 INCHES NOMINAL IN |
| Thread Length | 0.355 INCHES MINIMUM IN |
| Shank Unthreaded Hole Diameter | 0.110 INCHES NOMINAL FIRST HOLE IN |
| Hole Configuration Style | HEXAGON FLATS |
| First Diameter From Head | 0.624 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 4.155 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Distance From Largest Bearing Surface of Head to End of Third Diameter | 5.935 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.443 INCHES NOMINAL IN |
| Width Between Flats | 0.940 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 1.845 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| Hole Quantity | 1 |
| Distance From Largest Bearing Surface of Head to End of Fourth Diameter | 6.030 INCHES NOMINAL IN |
| Third Diameter From Head | 0.624 INCHES NOMINAL IN |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 6.247 INCHES NOMINAL FIRST HOLE IN |
| 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 |
|---|---|
| 3P23008-101 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-051-9282 is a Bolt,externally Relieved Body, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-051-9282: Fourth Diameter From Head: 0.427 INCHES NOMINAL IN; Head Height: 0.327 INCHES NOMINAL IN; Fastener Length: 3.685 INCHES NOMINAL IN; Thread Length: 0.355 INCHES MINIMUM IN. 27 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.