The Bolt,machine, cataloged under National Stock Number 5306-00-275-9586, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-275-9586 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.688 INCHES NOMINAL IN |
| Fastener Length | 3.750 INCHES NOMINAL IN |
| Thread Length | 1.750 INCHES MINIMUM IN |
| Material Document and Classification | MIL-S-6050 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-890 MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6300 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.125 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.688 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 7 |
| Material | STEEL COMP 8630 OR STEEL OR STEEL COMP 4037 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 90444-930 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-275-9586 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-275-9586: Head Height: 0.688 INCHES NOMINAL IN; Fastener Length: 3.750 INCHES NOMINAL IN; Thread Length: 1.750 INCHES MINIMUM IN; Material Document and Classification: MIL-S-6050 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-890 MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6300 ASSN STD 3RD MATERIAL RESPONSE OVERALL. 15 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.