The Bolt,shear, cataloged under National Stock Number 5306-01-517-4097, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Valley-Todeco, Inc. Dba Arconic Fastening Systems. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-517-4097 |
| Primary Part Number | BACB30LJ4-6 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Head Height | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Fastener Length | 0.764 INCHES NOMINAL IN |
| Thread Length | 0.389 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.375 INCHES NOMINAL IN |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Grip Diameter | 0.2479 INCHES MINIMUM AND 0.2485 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 90000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY 660 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 |
|---|---|
| BACB30LJ4-6 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30LJ4-6 | Federal Manufacturing Corp (USA) |
| BACB30LJ4-6 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30LJ4-6 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30LJ4-6 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| BACB30LJ4-6 | Heartland Precision Fasteners Inc (USA) |
| BACB30LJ4-6 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30LJ4-6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| BACB30LJ4-6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-517-4097 is a Bolt,shear, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-517-4097 has 8 manufacturer part numbers on file: BACB30LJ4-6 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30LJ4-6 (Federal Manufacturing Corp), BACB30LJ4-6 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30LJ4-6 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30LJ4-6 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok) and 3 more.
Key specifications for BACB30LJ4-6: Head Height: 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN; Fastener Length: 0.764 INCHES NOMINAL IN; Thread Length: 0.389 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN. 15 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.