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NAS1226-1
Bolt
Description
Fastener Length: 41/64", Thread: 3/8-24, Thread Length: 19/32"
Specifications
| Fastener Length | 0.625 inches minimum and 0.655 inches maximum |
|---|---|
| Grip Diameter | 0.3735 inches minimum and 0.3745 inches maximum |
| Grip Length | 0.052 inches minimum and 0.072 inches maximum |
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Height | 0.188 inches minimum and 0.203 inches maximum |
| Head Style | Dished hexagon |
| Length | 41/64 |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas1226 professional/industrial association standard |
| Surface Finish | 32.0 microinches threads, 63.0 microinches bearing surface of head, 63.0 microinches grip |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 ty 2,cl 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.375 |
| Thread Direction | Right-hand |
| Thread Length | 0.553 inches minimum and 0.603 inches maximum |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNJF |
| Thread Size | 3/8 |
| Width Between Flats | 0.553 inches minimum and 0.564 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS1226-1
- NAS1226-9L
- NAS1226-22L
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.
- NAS1306-1 NAS 3/8-24 · 0.641 in · Dished hexagon · Steel
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error