The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-01-107-5741, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-107-5741 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.180 INCHES NOMINAL IN |
| Fastener Length | 5.750 INCHES NOMINAL IN |
| Concentric Hole Depth | 4.770 INCHES NOMINAL IN |
| Thread Length | 0.550 INCHES NOMINAL IN |
| Style Designator | CONCENTRIC HOLE UNTHREADED |
| Material Document and Classification | AMS6428 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.440 INCHES NOMINAL IN |
| Shoulder Diameter | 1.059 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Concentric Hole Diameter | 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE ZINC OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Shoulder Length | 4.770 INCHES NOMINAL IN |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 36-3124 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-107-5741 is a Bolt,internally Relieved Body, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-107-5741: Head Height: 0.180 INCHES NOMINAL IN; Fastener Length: 5.750 INCHES NOMINAL IN; Concentric Hole Depth: 4.770 INCHES NOMINAL IN; Thread Length: 0.550 INCHES NOMINAL IN. 18 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.