The Bolt,machine, cataloged under National Stock Number 5306-00-050-4320, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-00-050-4320 |
| Primary Part Number | BM9022-4H2 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Extended Washer Thickness | 0.042 INCHES NOMINAL IN |
| Head Height | 0.254 INCHES NOMINAL IN |
| Fastener Length | 0.625 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.475 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Hole Configuration Style | HEXAGON FLATS |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.125 INCHES NOMINAL IN |
| Width Between Flats | 0.347 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL OVERALL |
| Hole Quantity | 4 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.042 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 |
|---|---|
| BM9022-4H2 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| EWBTM9-4H2 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| EWBTM9-4H2 | 5/9 Secondary reference U.S. Government activity |
| BACB30EJ4H2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-050-4320 is a Bolt,machine, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-050-4320 has 2 manufacturer part numbers on file: BM9022-4H2 (Sps Technologies, Llc Dba PB Fasteners), EWBTM9-4H2 (Huck International, Inc).
Key specifications for BM9022-4H2: Extended Washer Thickness: 0.042 INCHES NOMINAL IN; Head Height: 0.254 INCHES NOMINAL IN; Fastener Length: 0.625 INCHES NOMINAL IN; Extended Washer Diameter: 0.475 INCHES NOMINAL IN. 21 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.