The Bolt,shear, cataloged under National Stock Number 5306-00-126-5149, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-126-5149 |
| Primary Part Number | BACB30FD9-34 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| Status | ACTIVE |
| Extended Washer Thickness | 0.123 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Head Height | 0.547 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN |
| Fastener Length | 2.936 INCHES MINIMUM AND 2.966 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.928 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Thread Length | 0.801 INCHES MINIMUM AND 0.851 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.562 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN |
| Width Between Flats | 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Grip Diameter | 0.5605 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP E4340 OR STEEL COMP 8740 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 |
|---|---|
| BACB30FD9-34 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30FD-34 | Howmet Global Fastening Systems Inc (USA) |
| BACB30FD9-34 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30FD9-34 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30FD-34 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30FD9-34 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| BACB30FD9-34 | 3/2 Design control — primary reference U.S. Government activity |
| BACB30FD9-34 | 5/9 Secondary reference U.S. Government activity |
| BACB30FD-34 | 5/9 Secondary reference Howmet Global Fastening Systems Inc Div City of Industry Operations |
| BACB30FD9-34 | 5/9 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| BACB30FD9-34 | 5/9 Secondary reference The Boeing Company |
NSN 5306-00-126-5149 is a Bolt,shear, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-126-5149 has 6 manufacturer part numbers on file: BACB30FD9-34 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30FD-34 (Howmet Global Fastening Systems Inc), BACB30FD9-34 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30FD9-34 (Sps Technologies, Llc Dba PB Fasteners), BACB30FD-34 (Valley-Todeco, Inc. Dba Arconic Fastening Systems) and 1 more.
Key specifications for BACB30FD9-34: Extended Washer Thickness: 0.123 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Head Height: 0.547 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN; Fastener Length: 2.936 INCHES MINIMUM AND 2.966 INCHES MAXIMUM IN; Surface Treatment Document and Classification: NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 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.