The Bolt,machine, cataloged under National Stock Number 5306-01-032-8571, 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 22 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-032-8571 |
| Primary Part Number | NAS1005-26H |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Head Height | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| Fastener Length | 2.242 INCHES MINIMUM AND 2.272 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.602 INCHES MINIMUM AND 0.662 INCHES MAXIMUM IN |
| Hole Configuration Style | HEXAGON FLATS |
| Material Document and Classification | AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS1005 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM IN |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 140000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | IRON ALLOY 660 OVERALL |
| Hole Quantity | 1 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.076 INCHES NOMINAL 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 |
|---|---|
| NAS1005-26H PRIMARY | Hi-Shear Corporation (USA) |
| NAS1005-26H | Accurate Precision Fastener Corp. Div Accurate Precision Fasteners Corp (USA) |
| NAS1005-26H PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| NAS1005-26H PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| NAS1005-26H PRIMARY | Qualified Air Components Inc. (USA) |
| NAS1005-26H PRIMARY | Huck International, Inc (USA) |
| NAS1005-26H PRIMARY | Apcom Inc (USA) |
| NAS1005-26H | Nor-Cal Supply Co (USA) |
| NAS1005-26H | Plastic and Metal Products Corporation (USA) |
| Reference | Meaning |
|---|---|
| NAS1005-26H | 5/9 Secondary reference U.S. Government activity |
| NAS1005-26H | 5/9 Secondary reference Air Industries Co Inc |
| NAS1005-26H | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| NAS1005-26H | 5/9 Secondary reference Collins Engineering Corp |
| NAS1005-26H | 3/2 Design control — primary reference U.S. Government activity |
| NAS1005-26H | 3/2 Design control — primary reference U.S. Government activity |
| NAS1005-26H | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
| NAS1005-26H | 3/2 Design control — primary reference U.S. Government activity |
| NAS1005-26H | 5/9 Secondary reference U.S. Government activity |
| NAS1005-26H | 5/9 Secondary reference F and C Sales Inc |
NSN 5306-01-032-8571 is a Bolt,machine, manufactured by Hi-Shear Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-032-8571 has 9 manufacturer part numbers on file: NAS1005-26H (Hi-Shear Corporation), NAS1005-26H (Accurate Precision Fastener Corp. Div Accurate Precision Fasteners Corp), NAS1005-26H (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), NAS1005-26H (Fastener Innovation Technology, Inc. Dba F I T), NAS1005-26H (Qualified Air Components Inc.) and 4 more.
Key specifications for NAS1005-26H: Head Height: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN; Fastener Length: 2.242 INCHES MINIMUM AND 2.272 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.602 INCHES MINIMUM AND 0.662 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.