The Bolt,shear, cataloged under National Stock Number 5306-00-127-7233, 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 19 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-127-7233 |
| Primary Part Number | BACB30LM12DU41 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Head Height | 0.375 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Fastener Length | 3.588 INCHES MINIMUM AND 3.618 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 1.016 INCHES MINIMUM AND 1.066 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.552 INCHES MINIMUM AND 2.572 INCHES MAXIMUM IN |
| Width Between Flats | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM IN |
| Grip Diameter | 0.7485 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 3.326 INCHES MINIMUM AND 3.376 INCHES MAXIMUM FIRST HOLE 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 |
|---|---|
| BACB30LM12DU41 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30LM12DU41 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30LM12DU41 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30LM12DU41 | Federal Manufacturing Corp (USA) |
| BACB30LM12DU41 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30LM12DU41 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30LM12DU41 | Blanc Aero Industrie Villefranche De Rouergue - Groupe Lisi Aerospace (FRA) |
| Reference | Meaning |
|---|---|
| BACB30LM12DU41 | 5/9 Secondary reference U.S. Government activity |
| BAC30LM12DU41 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| BACB30LM12DU41 | 5/9 Secondary reference Voi-Shan/chatsworth Div of Vsi Corp Sub of Fairchild Industries Inc |
| BACB30LM12DU41 | 5/9 Secondary reference Huck International, Inc |
| BACB30LM12DU41 | 3/2 Design control — primary reference U.S. Government activity |
| BACB30LM12DU41 | 7/2 Vendor item drawing reference U.S. Government activity |
| BACB30LM12DU41 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-00-127-7233 is a Bolt,shear, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-127-7233 has 7 manufacturer part numbers on file: BACB30LM12DU41 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30LM12DU41 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30LM12DU41 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30LM12DU41 (Federal Manufacturing Corp), BACB30LM12DU41 (Sps Technologies, Llc Dba PB Fasteners) and 2 more.
Key specifications for BACB30LM12DU41: Head Height: 0.375 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Fastener Length: 3.588 INCHES MINIMUM AND 3.618 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 1.016 INCHES MINIMUM AND 1.066 INCHES MAXIMUM IN. 19 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.