The Bolt,shoulder, cataloged under National Stock Number 5306-01-447-0097, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-447-0097 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN |
| Fastener Length | 4.374 INCHES MINIMUM AND 4.404 INCHES MAXIMUM IN |
| Shoulder Length | 3.438 INCHES MINIMUM AND 3.458 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 2, XLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Shoulder Diameter | 0.744 INCHES MINIMUM AND 0.749 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.941 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM THREADS IN |
| Material Document and Classification | AMS 6300 ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5656 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 5TH MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS1297 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Width Between Flats | 1.053 INCHES MINIMUM AND 1.066 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8735 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 3.366 INCHES NOMINAL THREADS 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 |
|---|---|
| NAS1297-10D55 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-447-0097 is a Bolt,shoulder, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-447-0097: Head Height: 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN; Fastener Length: 4.374 INCHES MINIMUM AND 4.404 INCHES MAXIMUM IN; Shoulder Length: 3.438 INCHES MINIMUM AND 3.458 INCHES MAXIMUM FIRST SHOULDER IN; Surface Treatment Document and Classification: QQ-P-416, TYPE 2, XLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL. 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.