The Bolt,shear, cataloged under National Stock Number 5306-01-327-5177, 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 23 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-327-5177 |
| Primary Part Number | BACB30MT16T91 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Federal Manufacturing Corp |
| 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 | 0.212 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN |
| Head Height | 0.913 INCHES MINIMUM AND 0.933 INCHES MAXIMUM IN |
| Fastener Length | 7.195 INCHES MINIMUM AND 7.225 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS2416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| Thread Length | 1.523 INCHES NOMINAL IN |
| Hardness Rating | 46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | AMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 5.677 INCHES MINIMUM AND 5.697 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 |
|---|---|
| BACB30MT16T91 | Federal Manufacturing Corp (USA) |
| BACB30MT16T91 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30MT16T91 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30MT16T91 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30MT16T91 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30MT16T91 | Deutsch Co the (USA) |
| BACB30MT16T91 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| BACB30MT16T91 | 3/2 Design control — primary reference U.S. Government activity |
| BACB30MT16T91 | 5/9 Secondary reference U.S. Government activity |
| BACB30MT16T91 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-327-5177 is a Bolt,shear, manufactured by Federal Manufacturing Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-327-5177 has 7 manufacturer part numbers on file: BACB30MT16T91 (Federal Manufacturing Corp), BACB30MT16T91 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30MT16T91 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30MT16T91 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30MT16T91 (Sps Technologies, Llc Dba PB Fasteners) and 2 more.
Key specifications for BACB30MT16T91: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.212 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN. 23 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.