The Bolt,machine, cataloged under National Stock Number 5306-01-134-5705, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-134-5705 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS32.0 MICROINCHES THREADS |
| Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD63.0 MICROINCHES BEARING SURFACE OF HEAD |
| Surface Finish | 63.0 MICROINCHES GRIP63.0 MICROINCHES GRIP |
| Extended Washer Thickness | 0.090 INCHES MINIMUM AND 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM0.100 INCHES MAXIMUM IN |
| Head Height | 0.422 INCHES NOMINAL0.422 INCHES NOMINAL IN |
| Fastener Length | 1.178 INCHES MINIMUM AND 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM1.198 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALLAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.562 INCHES NOMINAL0.562 INCHES NOMINAL IN |
| Thread Length | 0.990 INCHES MINIMUM AND 0.990 INCHES MINIMUM AND 1.070 INCHES MAXIMUM1.070 INCHES MAXIMUM IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL32.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALLAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES0.375 INCHES IN |
| Features Provided | FINISHED HEADFINISHED HEAD |
| Head Style | DOUBLE HEXAGON W/HOLEDOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Grip Length | 0.128 INCHES MINIMUM AND 0.128 INCHES MINIMUM AND 0.188 INCHES MAXIMUM0.188 INCHES MAXIMUM IN |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM0.439 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALLCADMIUM OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A3A |
| Thread Quantity Per Inch | 2424 |
| Material | STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNFUNF |
| 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 |
|---|---|
| MS9149-13 | 2/2 Government specification standardization U.S. Government activity |
NSN 5306-01-134-5705 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-134-5705: Surface Finish: 32.0 MICROINCHES THREADS32.0 MICROINCHES THREADS; Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD63.0 MICROINCHES BEARING SURFACE OF HEAD; Surface Finish: 63.0 MICROINCHES GRIP63.0 MICROINCHES GRIP; Extended Washer Thickness: 0.090 INCHES MINIMUM AND 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM0.100 INCHES MAXIMUM IN. 23 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.