The Bolt,machine, cataloged under National Stock Number 5306-01-502-9512, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc Div City of Industry Operations. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-502-9512 |
| Primary Part Number | BACB30LM7U95 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Howmet Global Fastening Systems Inc Div City of Industry Operations |
| Status | ACTIVE |
| Head Height | 0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN |
| Fastener Length | 6.631 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.694 INCHES NOMINAL IN |
| Material Document and Classification | ASTMA286 AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.4375 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 5.937 INCHES NOMINAL IN |
| Width Between Flats | 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Grip Diameter | 0.4365 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| BACB30LM7U95 PRIMARY | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30LM7U95 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30LM7U95 PRIMARY | Huck International, Inc (USA) |
| BACB30LM7U95 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30LM7U95 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| BACB30LM7U95 PRIMARY | Federal Manufacturing Corp (USA) |
| BACB30LM7U95 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30LM7U95 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| BACB30LM7U95 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5306-01-502-9512 is a Bolt,machine, manufactured by Howmet Global Fastening Systems Inc Div City of Industry Operations, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-502-9512 has 8 manufacturer part numbers on file: BACB30LM7U95 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30LM7U95 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30LM7U95 (Huck International, Inc), BACB30LM7U95 (Sps Technologies, Llc Dba PB Fasteners), BACB30LM7U95 (Howmet Global Fastening Systems Inc) and 3 more.
Key specifications for BACB30LM7U95: Head Height: 0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN; Fastener Length: 6.631 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.694 INCHES NOMINAL IN. 16 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.