The Bolt,shear, cataloged under National Stock Number 5306-01-481-5305, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-481-5305 |
| Primary Part Number | BACB30LE4U15 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries |
| Status | ACTIVE |
| 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 | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM IN |
| 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 |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.927 INCHES MINIMUM AND 0.947 INCHES MAXIMUM IN |
| Width Between Flats | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Grip Diameter | 0.2490 INCHES NOMINAL 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 |
|---|---|
| BACB30LE4U15 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| BACB30LE4U15 | Huck International, Inc (USA) |
| BACB30LE4U15 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30LE4U15 | Federal Manufacturing Corp (USA) |
| BACB30LE4U15 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30LE4U15 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30LE4U15 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30LE4U15 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30LE4U15 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| BACB30LE4U15 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-481-5305 is a Bolt,shear, manufactured by Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-481-5305 has 9 manufacturer part numbers on file: BACB30LE4U15 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), BACB30LE4U15 (Huck International, Inc), BACB30LE4U15 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30LE4U15 (Federal Manufacturing Corp), BACB30LE4U15 (Sps Technologies, Llc Dba PB Fasteners) and 4 more.
1 possible match (shared part number, not a government interchangeability claim): 5306-01-669-4517. Verify interchangeability with system specifications before substitution.
Key specifications for BACB30LE4U15: 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: 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM IN; Extended Washer Diameter: 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN. 17 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.