The Bolt,shear, cataloged under National Stock Number 5306-01-526-4299, 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 20 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-526-4299 |
| Primary Part Number | BACB30LM6D58 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Head Height | 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| Fastener Length | 4.203 INCHES NOMINAL IN |
| Thread Length | 0.578 INCHES NOMINAL IN |
| Hole Configuration Style | ROUND |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 3.625 INCHES NOMINAL IN |
| Width Between Flats | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| Grip Diameter | 0.3729 INCHES MINIMUM AND 0.3735 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | IRON ALLOY 660 OVERALL |
| Hole Quantity | 2 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| Hole Diameter | 0.106 INCHES MINIMUM AND 0.116 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 |
|---|---|
| BACB30LM6D58 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30LM6D58 | Blanc Aero Industrie Villefranche De Rouergue - Groupe Lisi Aerospace (FRA) |
| BACB30LM6D58 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30LM6D58 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30LM6D58 | Federal Manufacturing Corp (USA) |
| BACB30LM6D58 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30LM6D58 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| BACB30NE6D58 | 5/9 Secondary reference U.S. Government activity |
| BACB30LM6D58 | 1/2 Source control — Government-approved source U.S. Government activity |
| BACB30LM6D58 | 5/9 Secondary reference Radio Telecommunications Du Centre |
NSN 5306-01-526-4299 is a Bolt,shear, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-526-4299 has 7 manufacturer part numbers on file: BACB30LM6D58 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30LM6D58 (Blanc Aero Industrie Villefranche De Rouergue - Groupe Lisi Aerospace), BACB30LM6D58 (Sps Technologies, Llc Dba PB Fasteners), BACB30LM6D58 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30LM6D58 (Federal Manufacturing Corp) and 2 more.
Key specifications for BACB30LM6D58: Head Height: 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN; Fastener Length: 4.203 INCHES NOMINAL IN; Thread Length: 0.578 INCHES NOMINAL IN; Hole Configuration Style: ROUND. 20 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.