The Bolt,shear, cataloged under National Stock Number 5306-01-520-7488, 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 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-520-7488 |
| Primary Part Number | BACB30NW8K7 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Howmet Global Fastening Systems Inc Div City of Industry Operations |
| Status | ACTIVE |
| Head Height | 0.061 INCHES MAXIMUM IN |
| Fastener Length | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN |
| Thread Length | 0.395 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT COUNTERSUNK UNDERCUT |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.042 INCHES NOMINAL IN |
| Grip Diameter | 0.2481 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Surface Treatment | ALUMINUM OVERALL |
| Minimum Tensile Strength | 95000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | TITANIUM OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.363 INCHES MINIMUM 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 |
|---|---|
| BACB30NW8K7 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30NW8K7 | Blanc Aero Industries Uk Ltd (GBR) |
| BACB30NW8K7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30NW8K7 | Blanc Aero Industries - Groupe Lisi Aerospace (FRA) |
| BACB30NW8K7 | Huck International, Inc (USA) |
| BACB30NW8K7 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30NW8K7 | Hi-Shear Corporation (USA) |
| BACB30NW8K7 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| BACB30NW8K7 | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| BACB30NW8K7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-520-7488 is a Bolt,shear, manufactured by Howmet Global Fastening Systems Inc Div City of Industry Operations, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-520-7488 has 9 manufacturer part numbers on file: BACB30NW8K7 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30NW8K7 (Blanc Aero Industries Uk Ltd), BACB30NW8K7 (Sps Technologies, Llc Dba PB Fasteners), BACB30NW8K7 (Blanc Aero Industries - Groupe Lisi Aerospace), BACB30NW8K7 (Huck International, Inc) and 4 more.
Key specifications for BACB30NW8K7: Head Height: 0.061 INCHES MAXIMUM IN; Fastener Length: 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN; Thread Length: 0.395 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES 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.