The Bolt,shoulder, cataloged under National Stock Number 5306-00-868-6284, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-868-6284 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.110 INCHES NOMINAL IN |
| Fastener Length | 2.360 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN |
| Shoulder Length | 1.960 INCHES MINIMUM AND 1.980 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.380 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.106 INCHES MINIMUM AND 0.118 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | ROUND W/WRENCH FLATS CHAMFERED |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 4140 OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.230 INCHES NOMINAL FIRST HOLE IN |
| Head Diameter | 1.190 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 | X |
| Reference | Meaning |
|---|---|
| 756516-103 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-868-6284 is a Bolt,shoulder, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-868-6284: Head Height: 0.110 INCHES NOMINAL IN; Fastener Length: 2.360 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN; Shoulder Length: 1.960 INCHES MINIMUM AND 1.980 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM FIRST SHOULDER IN. 19 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.