The Bolt,shear, cataloged under National Stock Number 5306-01-485-0733, 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 Voi-Shan Products. Government technical data includes 24 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-485-0733 |
| Primary Part Number | BACB30US4K2H |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| Status | ACTIVE |
| Extended Washer Thickness | 0.032 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Head Height | 0.225 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN |
| Fastener Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | BMS10-85 CAGE 81205 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Hole Configuration Style | DOUBLE HEXAGON FLATS |
| Material Document and Classification | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5962 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Width Between Flats | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Grip Diameter | 0.2481 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Color | BLACK THREADS |
| Surface Treatment | ALUMINUM OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | NICKEL ALLOY 718 OVERALL |
| Hole Quantity | 4 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.036 INCHES MINIMUM AND 0.042 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 |
|---|---|
| BACB30US4K2H PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| BACB30US4K2H PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30US4K2H PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30US4K2H PRIMARY | Federal Manufacturing Corp (USA) |
| BACB30US4K2H PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30US4K2H PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30US4K2H PRIMARY | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30US4K2H PRIMARY | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| BACB30US4K2H PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| BACB30EJ4H2 | 5/9 Secondary reference U.S. Government activity |
| EWBTM9-4H2 | 5/9 Secondary reference U.S. Government activity |
| BM9022-4H2 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| BACB30US4K2H | 1/2 Source control — Government-approved source U.S. Government activity |
| BACB30US4K2H | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-485-0733 is a Bolt,shear, manufactured by Howmet Global Fastening Systems Inc. Div Voi-Shan Products, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-485-0733 has 9 manufacturer part numbers on file: BACB30US4K2H (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), BACB30US4K2H (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30US4K2H (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30US4K2H (Federal Manufacturing Corp), BACB30US4K2H (Sps Technologies, Llc Dba PB Fasteners) and 4 more.
Key specifications for BACB30US4K2H: Extended Washer Thickness: 0.032 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN; Head Height: 0.225 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN; Fastener Length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN; Surface Treatment Document and Classification: BMS10-85 CAGE 81205 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 24 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.