The Bolt,shear, cataloged under National Stock Number 5306-00-150-3575, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 19 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-150-3575 |
| Primary Part Number | NAS1120-44D |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Head Height | 0.625 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| Fastener Length | 3.693 INCHES MINIMUM AND 3.723 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.933 INCHES MINIMUM AND 0.983 INCHES MAXIMUM IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN |
| Nominal Thread Diameter | 1.250 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM IN |
| Width Between Flats | 1.801 INCHES MINIMUM AND 1.815 INCHES MAXIMUM IN |
| Grip Diameter | 1.2475 INCHES MINIMUM AND 1.2490 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 12 |
| Material | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 3.513 INCHES MINIMUM AND 3.563 INCHES MAXIMUM FIRST HOLE 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 |
|---|---|
| NAS1120-44D | Hi-Shear Corporation (USA) |
| NAS1120-44D | Sps Technologies, Llc Dba PB Fasteners (USA) |
| NAS1120-44D | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| NAS1120-44D | Eriks Southwest Inc Dba Montclair Enterprises (USA) |
| NAS1120-44D | Nor-Cal Supply Co (USA) |
| NAS1120-44D | Apcom Inc (USA) |
| NAS1120-44D | Accurate Precision Fastener Corp. Div Accurate Precision Fasteners Corp (USA) |
| Reference | Meaning |
|---|---|
| NAS1120-44D | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
| NAS1120-44D | 3/2 Design control — primary reference U.S. Government activity |
| NAS1120-44D | 5/9 Secondary reference Air Industries Co Inc |
| NAS1120-44D | 5/9 Secondary reference F and C Sales Inc |
| NAS1120-44D | 5/9 Secondary reference U.S. Government activity |
| NAS1120-44D | 5/9 Secondary reference Collins Engineering Corp |
NSN 5306-00-150-3575 is a Bolt,shear, manufactured by Hi-Shear Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-150-3575 has 7 manufacturer part numbers on file: NAS1120-44D (Hi-Shear Corporation), NAS1120-44D (Sps Technologies, Llc Dba PB Fasteners), NAS1120-44D (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), NAS1120-44D (Eriks Southwest Inc Dba Montclair Enterprises), NAS1120-44D (Nor-Cal Supply Co) and 2 more.
Key specifications for NAS1120-44D: Head Height: 0.625 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN; Fastener Length: 3.693 INCHES MINIMUM AND 3.723 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416 TY 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.933 INCHES MINIMUM AND 0.983 INCHES MAXIMUM IN. 19 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.