bolts › shear bolts
NAS6708U20
Bolt
Description
Fastener Length: 1-63/64", Thread: 1/2-20, Thread Length: 3/4"
Specifications
| Fastener Length | 1.970 inches minimum and 2.000 inches maximum |
|---|---|
| Grip Diameter | 0.4985 inches minimum and 0.4995 inches maximum |
| Grip Length | 1.240 inches minimum and 1.260 inches maximum |
| Head Height | 0.250 inches minimum and 0.265 inches maximum |
| Head Style | Dished hexagon |
| Length | 1 63/64 |
| Material | Iron |
| Material Specification | Ams5731 assn std single material response or ams5737 assn std single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas6708 professional/industrial association standard |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 type 2 class 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.500 |
| Thread Direction | Right-hand |
| Thread Length | 0.710 inches minimum and 0.760 inches maximum |
| 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
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- NAS6608D20 NAS 1/2-20 · 0.073 in · Dished hexagon · Steel
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error