The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-00-947-4153, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-947-4153 |
| Primary Part Number | 65251-08034-101 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Head Height | 0.500 INCHES NOMINAL IN |
| Fastener Length | 5.000 INCHES NOMINAL IN |
| Concentric Hole Depth | 0.780 INCHES NOMINAL IN |
| Thread Length | 0.790 INCHES MAXIMUM IN |
| Hardness Rating | 43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.141 INCHES NOMINAL FIRST HOLE IN |
| Style Designator | CONCENTRIC HOLE UNTHREADED |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.437 INCHES NOMINAL IN |
| Concentric Hole Diameter | 0.750 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Surface Treatment | LACQUER ACRYLIC THREADS |
| Minimum Tensile Strength | 20000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL COMP E4340 OVERALL |
| Thread Series Designator | UNS |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 4.750 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 | F |
| Part Number | Manufacturer |
|---|---|
| 65251-08034-101 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 65251-08034-101 | J M Precision Inc (USA) |
| 65251-08034-101 | Airbus Deutschland Gmbh -Werk Bremen- (DEU) |
NSN 5306-00-947-4153 is a Bolt,internally Relieved Body, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-947-4153 has 3 manufacturer part numbers on file: 65251-08034-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 65251-08034-101 (J M Precision Inc), 65251-08034-101 (Airbus Deutschland Gmbh -Werk Bremen-).
Key specifications for 65251-08034-101: Head Height: 0.500 INCHES NOMINAL IN; Fastener Length: 5.000 INCHES NOMINAL IN; Concentric Hole Depth: 0.780 INCHES NOMINAL IN; Thread Length: 0.790 INCHES MAXIMUM IN. 21 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.