The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-01-363-1574, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-363-1574 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.250 INCHES NOMINAL IN |
| Fastener Length | 4.658 INCHES MINIMUM AND 4.662 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | DPS9.28-1 MFR REF 1ST TREATMENT RESPONSE OVERALL |
| Thread Length | 0.925 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | DMS1935 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.997 INCHES MINIMUM AND 0.998 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 3.733 INCHES MINIMUM AND 3.737 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.875 INCHES IN |
| Head Style | DEE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.759 INCHES MINIMUM AND 0.769 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 3.588 INCHES MINIMUM AND 3.592 INCHES MAXIMUM IN |
| Color | GRAY/GREY OVERALL |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 280000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 4.398 INCHES MINIMUM AND 4.402 INCHES MAXIMUM FIRST HOLE IN |
| Head Diameter | 2.000 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 | N |
| Reference | Meaning |
|---|---|
| 17P2C1096-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-363-1574 is a Bolt,externally Relieved Body, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-363-1574: Head Height: 0.250 INCHES NOMINAL IN; Fastener Length: 4.658 INCHES MINIMUM AND 4.662 INCHES MAXIMUM IN; Surface Treatment Document and Classification: DPS9.28-1 MFR REF 1ST TREATMENT RESPONSE OVERALL; Thread Length: 0.925 INCHES NOMINAL IN. 22 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.