The Bolt,shear, cataloged under National Stock Number 5306-01-338-8149, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-338-8149 |
| Primary Part Number | BACB30US6K19 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 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 | 0.081 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN |
| Head Height | 0.330 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN |
| Fastener Length | 3.003 INCHES MINIMUM AND 3.033 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | BMS10-85,CAGEC 81205 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN |
| Thread Length | 0.643 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.365 INCHES MINIMUM AND 2.385 INCHES MAXIMUM IN |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Grip Diameter | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Surface Treatment | ALUMINUM OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | NICKEL ALLOY 718 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 |
|---|---|
| BACB30US6K19 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30US6K19 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| BACB30US6K19 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30US6K19 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30US6K19 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30US6K19 | Huck International, Inc (USA) |
| BACB30US6K19 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30US6K19 | Federal Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| BACB30US6K19 | 3/2 Design control — primary reference U.S. Government activity |
| BACB30US6K19 | 5/2 Secondary reference U.S. Government activity |
| BACB30US6K19 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-338-8149 is a Bolt,shear, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-338-8149 has 8 manufacturer part numbers on file: BACB30US6K19 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30US6K19 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), BACB30US6K19 (Sps Technologies, Llc Dba PB Fasteners), BACB30US6K19 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30US6K19 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners) and 3 more.
Key specifications for BACB30US6K19: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.081 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN. 22 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.