The Bolt,shoulder, cataloged under National Stock Number 5306-01-014-7738, 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21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-014-7738 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.380 INCHES NOMINAL IN |
| Fastener Length | 6.270 INCHES NOMINAL IN |
| Shoulder Length | 5.460 INCHES MINIMUM AND 5.480 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 1.868 INCHES MINIMUM AND 1.869 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 33.0 ROCKWELL C NOMINAL OVERALL |
| Shank Unthreaded Hole Diameter | 0.170 INCHES NOMINAL FIRST HOLE IN |
| Material Document and Classification | AMS 6414 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.750 INCHES IN |
| Head Style | ROUND W/WRENCH FLATS |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 2.000 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 OVERALL |
| Thread Series Designator | UN |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 5.990 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 |
|---|---|
| 69-23564-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-014-7738 is a Bolt,shoulder, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-014-7738: Head Height: 0.380 INCHES NOMINAL IN; Fastener Length: 6.270 INCHES NOMINAL IN; Shoulder Length: 5.460 INCHES MINIMUM AND 5.480 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 1.868 INCHES MINIMUM AND 1.869 INCHES MAXIMUM FIRST SHOULDER 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.