The Bolt,shear, cataloged under National Stock Number 5306-01-055-3776, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies Llc Dba PB Fasteners Div PB Fasteners. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-055-3776 |
| Primary Part Number | BACB30MT16T49 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| Status | ACTIVE |
| Extended Washer Thickness | 0.212 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN |
| Head Height | 0.913 INCHES MINIMUM AND 0.933 INCHES MAXIMUM IN |
| Fastener Length | 4.570 INCHES MINIMUM AND 4.600 INCHES MAXIMUM IN |
| Extended Washer Diameter | 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| Thread Length | 1.498 INCHES MINIMUM AND 1.548 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.000 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 81205-BACB30MT PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 3.052 INCHES MINIMUM AND 3.072 INCHES MAXIMUM IN |
| Width Between Flats | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM IN |
| Grip Diameter | 0.9980 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL AND CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 12 |
| 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 |
|---|---|
| BACB30MT16T49 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30MT16T49 | Federal Manufacturing Corp (USA) |
| BACB30MT16T49 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30MT16T49 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30MT16T49 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| Reference | Meaning |
|---|---|
| BACB30MT16T49 | 3/2 Design control — primary reference U.S. Government activity |
| BACB30MT16T49 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-055-3776 is a Bolt,shear, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-055-3776 has 5 manufacturer part numbers on file: BACB30MT16T49 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30MT16T49 (Federal Manufacturing Corp), BACB30MT16T49 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30MT16T49 (Sps Technologies, Llc Dba PB Fasteners), BACB30MT16T49 (Valley-Todeco, Inc. Dba Arconic Fastening Systems).
Key specifications for BACB30MT16T49: Extended Washer Thickness: 0.212 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN; Head Height: 0.913 INCHES MINIMUM AND 0.933 INCHES MAXIMUM IN; Fastener Length: 4.570 INCHES MINIMUM AND 4.600 INCHES MAXIMUM IN; Extended Washer Diameter: 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN. 18 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.