The Bolt,shear, cataloged under National Stock Number 5306-01-337-1495, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is California Screw Products Corp.. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-337-1495 |
| Primary Part Number | NAS1304-17 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | California Screw Products Corp. |
| Status | ACTIVE |
| Head Height | 0.125 INCHES MINIMUM IN |
| Fastener Length | 1.472 INCHES MINIMUM IN |
| Thread Length | 0.425 INCHES MINIMUM IN |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM FIRST HOLE IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.052 INCHES MINIMUM IN |
| Width Between Flats | 0.430 INCHES MINIMUM IN |
| Grip Diameter | 0.2485 INCHES MINIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 4140 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 1.304 INCHES MINIMUM 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 |
|---|---|
| NAS1304-17 | California Screw Products Corp. (USA) |
| NAS1304-17 | Mac Fasteners, Inc. Dba Mac Fasteners Inc (USA) |
| NAS1304-17 | Northrop Grumman Systems Corporation (USA) |
| NAS1304-17 | Schweizer Aircraft Corp. (USA) |
| Reference | Meaning |
|---|---|
| NAS1304-17 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1304-17 | 5/9 Secondary reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 5306-01-337-1495 is a Bolt,shear, manufactured by California Screw Products Corp., classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-337-1495 has 4 manufacturer part numbers on file: NAS1304-17 (California Screw Products Corp.), NAS1304-17 (Mac Fasteners, Inc. Dba Mac Fasteners Inc), NAS1304-17 (Northrop Grumman Systems Corporation), NAS1304-17 (Schweizer Aircraft Corp.).
Key specifications for NAS1304-17: Head Height: 0.125 INCHES MINIMUM IN; Fastener Length: 1.472 INCHES MINIMUM IN; Thread Length: 0.425 INCHES MINIMUM IN; Shank Unthreaded Hole Diameter: 0.076 INCHES MINIMUM FIRST HOLE IN. 17 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.