The Bolt,shoulder, cataloged under National Stock Number 5306-01-014-7737, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-014-7737 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.380 INCHES NOMINAL IN |
| Fastener Length | 10.040 INCHES NOMINAL IN |
| Shoulder Length | 9.220 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 1.996 INCHES MINIMUM AND 1.998 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.820 INCHES MINIMUM AND 0.840 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.170 INCHES NOMINAL FIRST HOLE IN |
| Material Document and Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.937 INCHES IN |
| Head Style | ROUND W/WRENCH FLATS |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 2.200 INCHES NOMINAL IN |
| Surface Treatment | CHROMIUM OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 4140 OR STEEL COMP 4340 OVERALL |
| Thread Series Designator | UN |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 9.760 INCHES NOMINAL FIRST HOLE IN |
| Head Diameter | 2.450 INCHES MINIMUM AND 2.520 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 69-23533-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-014-7737 is a Bolt,shoulder, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-014-7737: Head Height: 0.380 INCHES NOMINAL IN; Fastener Length: 10.040 INCHES NOMINAL IN; Shoulder Length: 9.220 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 1.996 INCHES MINIMUM AND 1.998 INCHES MAXIMUM FIRST SHOULDER IN. 20 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.