The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-342-1162, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-342-1162 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.126 INCHES MINIMUM IN |
| Fastener Length | 0.596 INCHES MINIMUM IN |
| Thread Length | 0.283 INCHES MINIMUM IN |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM GRIP IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.313 INCHES NOMINAL IN |
| Width Between Flats | 0.430 INCHES MINIMUM IN |
| Grip Diameter | 0.248 INCHES MINIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 0.223 INCHES MINIMUM 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 |
|---|---|
| MS27576-4-5 | 5/9 Secondary reference U.S. Government activity |
| MS27576-4-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-342-1162 is a Bolt,close Tolerance, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-342-1162: Head Height: 0.126 INCHES MINIMUM IN; Fastener Length: 0.596 INCHES MINIMUM IN; Thread Length: 0.283 INCHES MINIMUM IN; Shank Unthreaded Hole Diameter: 0.076 INCHES MINIMUM GRIP IN. 16 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.