The Bolt,machine, cataloged under National Stock Number 5306-00-459-7399, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-459-7399 |
| Primary Part Number | BACB30GJ3H06 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 63.0 MICROINCHES GRIP |
| Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| Extended Washer Thickness | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Head Height | 0.375 INCHES NOMINAL IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.500 INCHES NOMINAL IN |
| Thread Length | 0.417 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | DOUBLE HEXAGON LONGITUDINAL HOLE |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 8740 OVERALL |
| Hole Quantity | 4 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.070 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 |
| Part Number | Manufacturer |
|---|---|
| BACB30GJ3H06 | Huck International, Inc (USA) |
| BACB30GJ3H06 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| BACB30GJ3H06 | 5/2 Secondary reference U.S. Government activity |
| BACB30GJ3H06 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-459-7399 is a Bolt,machine, manufactured by Huck International, Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-459-7399 has 2 manufacturer part numbers on file: BACB30GJ3H06 (Huck International, Inc), BACB30GJ3H06 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for BACB30GJ3H06: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 63.0 MICROINCHES GRIP; Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN. 25 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.