bolts › machine bolts
NAS1305-73D
Bolt
Description
Fastener Length: 5-1/32", Thread: 5/16-24, Thread Length: 15/32"
Specifications
| Distance From Head Largest Bearing Surface To Shank Hole Center | 4.845 inches minimum first hole and 4.855 inches maximum first hole |
|---|---|
| Fastener Length | 5.016 inches minimum and 5.046 inches maximum |
| Grip Diameter | 0.3110 inches minimum and 0.3120 inches maximum |
| Grip Length | 4.547 inches minimum and 4.577 inches maximum |
| Head Height | 0.156 inches minimum and 0.171 inches maximum |
| Head Style | Dished hexagon |
| Length | 5 1/32 |
| Material | Steel |
| Material Specification | Mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Shank Unthreaded Hole Diameter | 0.066 inches minimum first hole and 0.076 inches maximum first hole |
| Specification Data | 80205-nas1305 professional/industrial association standard |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 ty2 cl2 fed spec 1st treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.3125 |
| Thread Direction | Right-hand |
| Thread Length | 0.469 |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNJF |
| Thread Size | 5/16 |
| Width Between Flats | 0.492 inches minimum and 0.502 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1305-73D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error