bolts › shear bolts
NAS1308-25D
Bolt
Description
Fastener Length: 2-19/64", Thread: 1/2-20, Thread Length: 47/64"
Specifications
| Distance From Head Largest Bearing Surface To Shank Hole Center | 2.081 inches nominal first hole |
|---|---|
| Fastener Length | 2.297 |
| Grip Diameter | 0.4985 inches minimum and 0.4995 inches maximum |
| Grip Length | 1.562 |
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Height | 0.250 |
| Head Style | Dished hexagon |
| Length | 2 19/64 |
| 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 | 0.106 inches nominal first hole |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty2,cl2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.500 |
| Thread Direction | Right-hand |
| Thread Length | 0.735 inches minimum |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | UNJF |
| Thread Size | 1/2 |
| Width Between Flats | 0.741 inches minimum and 0.752 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1308-25D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error