The Bolt,machine, cataloged under National Stock Number 5306-01-628-1791, 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 11 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-628-1791 |
| Primary Part Number | BACB30ZE4-17 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Special Test Features | MAXIMUM SERVICE TEMPERATURE: 450F |
| Supplementary Features | ULTIMATE TENSILE STRENGTH: 3200LBS/MIN LBS |
| Nominal Thread Diameter | 0.2500 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 05047-ASME Y14.5M-1994 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 1.062 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Quantity Per Inch | 28 |
| Material | STEEL OVERALL |
| Thread Series Designator | ACME |
| Head Diameter | 0.399 INCHES MINIMUM AND 0.430 INCHES MAXIMUM 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 |
|---|---|
| BACB30ZE4-17 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30ZE4-17 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30ZE4-17 | Kelly Manufacturing Company (USA) |
| BACB30ZE4-17 | Hi-Shear Corporation (USA) |
| BACB30ZE4-17 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30ZE4-17 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| BACB30ZE4-17 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-628-1791 is a Bolt,machine, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-628-1791 has 6 manufacturer part numbers on file: BACB30ZE4-17 (Sps Technologies, Llc Dba PB Fasteners), BACB30ZE4-17 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30ZE4-17 (Kelly Manufacturing Company), BACB30ZE4-17 (Hi-Shear Corporation), BACB30ZE4-17 (Howmet Global Fastening Systems Inc Div City of Industry Operations) and 1 more.
Key specifications for BACB30ZE4-17: Special Test Features: MAXIMUM SERVICE TEMPERATURE: 450F; Supplementary Features: ULTIMATE TENSILE STRENGTH: 3200LBS/MIN LBS; Nominal Thread Diameter: 0.2500 INCHES IN; Thread Direction: RIGHT-HAND. 11 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.