bolts › shear bolts
NAS1308-52D
Shear Bolt
Description
Fastener Length: 3-63/64", Thread: 1/2-20, Thread Length: 3/4
Specifications
| Distance From Head Largest Bearing Surface To Shank Hole Center | 3.744 inches first hole and 3.794 inches first hole |
|---|---|
| Fastener Length | Between 3.970 inches and 4.000 inches |
| Grip Diameter | Between 0.4985 inches and 0.4995 inches |
| Grip Length | Between 3.240 inches and 3.260 inches |
| Hardness Rating | 36.0 rockwell c and 40.0 rockwell c |
| Head Diameter | Between 0.250 inches and 0.265 inches |
| Head Height | Between 0.250 inches and 0.265 inches |
| Head Style | Dished hexagon |
| 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 |
| Shank Unthreaded Hole Diameter | 0.106 inches first hole and 0.116 inches first hole |
| Specification Data | 80205-nas1308 professional/industrial association standard |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 type 2 cl 2 federal specification single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.500 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.710 inches and 0.760 inches |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 1/2 |
| Width Between Flats | Between 0.741 inches and 0.752 inches |
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 NAS1308-52D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error