The Bolt,shear, cataloged under National Stock Number 5306-01-055-3777, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Federal Manufacturing Corp. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-055-3777 |
| Primary Part Number | BACB30UU8K30 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Federal Manufacturing Corp |
| Status | ACTIVE |
| Head Height | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN |
| Fastener Length | 2.401 INCHES MINIMUM AND 2.431 INCHES MAXIMUM IN |
| Thread Length | 0.516 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM IN |
| Width Between Flats | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Grip Diameter | 0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL AND CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 260000 POUNDS PER SQUARE INCH LBS |
| Minimum Yield Strength | 215000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP H11 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 |
|---|---|
| BACB30UU8K30 | Federal Manufacturing Corp (USA) |
| BACB30UU8K30 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30UU8K30 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| BACB30UU8K30 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30UU8K30 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30UU8K30 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| BACB30UU8K30 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| BACB30UU8K30 | 5/2 Secondary reference U.S. Government activity |
| BACB30UU8K30 | 3/2 Design control — primary reference U.S. Government activity |
| BACB30NJ8-30 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-055-3777 is a Bolt,shear, manufactured by Federal Manufacturing Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-055-3777 has 7 manufacturer part numbers on file: BACB30UU8K30 (Federal Manufacturing Corp), BACB30UU8K30 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30UU8K30 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), BACB30UU8K30 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30UU8K30 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 2 more.
Key specifications for BACB30UU8K30: Head Height: 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN; Fastener Length: 2.401 INCHES MINIMUM AND 2.431 INCHES MAXIMUM IN; Thread Length: 0.516 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.500 INCHES IN. 16 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.