The Bolt,shoulder, cataloged under National Stock Number 5306-00-807-7937, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-807-7937 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.125 INCHES NOMINAL IN |
| Fastener Length | 0.562 INCHES NOMINAL IN |
| Shoulder Length | 0.082 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.2430 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.067 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.067 INCHES NOMINAL FIRST HOLE IN |
| Material Document and Classification | MIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.375 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OR STEEL COMP 321 OR STEEL COMP 316 OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 0.398 INCHES NOMINAL FIRST HOLE 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 |
|---|---|
| 308724 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-807-7937 is a Bolt,shoulder, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-807-7937: Head Height: 0.125 INCHES NOMINAL IN; Fastener Length: 0.562 INCHES NOMINAL IN; Shoulder Length: 0.082 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.2430 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM FIRST SHOULDER IN. 18 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.