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NAS1305-4H
Machine Bolt
Description
Fastener Length: 47/64", Hole Diameter: 1/16", Thread: 1/4-24, Thread Length: 31/64
Specifications
| Fastener Length | Between 0.704 inches and 0.734 inches |
|---|---|
| Grip Diameter | Between 0.3110 inches and 0.3120 inches |
| Grip Length | Between 0.240 inches and 0.260 inches |
| Hardness Rating | 36.0 rockwell c and 40.0 rockwell c |
| Head Height | Between 0.156 inches and 0.171 inches |
| Head Style | Dished hexagon |
| Hole Configuration Style | Hexagon corners |
| Hole Diameter | 0.070 |
| Hole Quantity | 3 |
| Hole Type | Drilled |
| Material | Steel |
| Material Specification | Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-8503 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6049 military specification 5th material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas1305 professional/industrial association standard |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Class 3 federal specification single treatment response type 2 qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.444 inches and 0.494 inches |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 1/4 |
| Width Between Flats | Between 0.492 inches and 0.502 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1305-4H. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error