The Bolt,shear, cataloged under National Stock Number 5306-01-164-7459, 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 22 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-164-7459 |
| Primary Part Number | BACB30LE4U6 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Howmet Global Fastening Systems Inc Div City of Industry Operations |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Extended Washer Thickness | 0.032 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Head Height | 0.244 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN |
| Fastener Length | 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN |
| Thread Length | 0.475 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Width Between Flats | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Grip Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 200000 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 |
|---|---|
| BACB30LE4U6 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30LE4U6 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| BACB30LE4U6 | Federal Manufacturing Corp (USA) |
| BACB30LE4U6 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30LE4U6 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| BACB30LE4U6 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30LE4U6 | Huck International, Inc (USA) |
| BACB30LE4U6 | Howmet Global Fastening Systems Inc (USA) |
| BACB30LE4U6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| BACB30LE4U6 | 5/9 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| BACB30LE | D/9 Drawing number reference only U.S. Government activity |
| BACB30LE4U6 | 5/9 Secondary reference U.S. Government activity |
| BACB30LE4U6 | 5/9 Secondary reference U.S. Government activity |
| BACB30LE4U6 | 5/9 Secondary reference U.S. Government activity |
| BACB30LE4U6 | 5/9 Secondary reference U.S. Government activity |
| BACB30LE4U6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-164-7459 is a Bolt,shear, manufactured by Howmet Global Fastening Systems Inc Div City of Industry Operations, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-164-7459 has 9 manufacturer part numbers on file: BACB30LE4U6 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30LE4U6 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), BACB30LE4U6 (Federal Manufacturing Corp), BACB30LE4U6 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30LE4U6 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 4 more.
12 possible matches (shared part number, not a government interchangeability claim): 5305-01-482-1167, 5306-01-690-3937, 5306-01-720-6801. Verify interchangeability with system specifications before substitution.
Key specifications for BACB30LE4U6: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.032 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN. 22 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.