bolts › close tolerance bolts
NAS335CP12
Bolt
Description
Fastener Length: 1-23/64", Thread: 1/4-24, Thread Length: 9/16"
Specifications
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum |
|---|---|
| Distance From Head Largest Bearing Surface To Shank Hole Center | 1.161 inches minimum first hole and 1.181 inches maximum first hole |
| Fastener Length | 1.327 inches minimum and 1.374 inches maximum |
| Grip Diameter | 0.3108 inches minimum and 0.3117 inches maximum |
| Grip Length | 0.802 inches minimum and 0.822 inches maximum |
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Diameter | 0.625 inches minimum and 0.635 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 1 23/64 |
| 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 | 0.076 inches nominal first hole |
| Single Shear Strength | 7300 pounds per square inch |
| Specification Data | 80205-nas335 professional/industrial association standard |
| Surface Finish | 32.0 microinches grip |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty 2,cl 3 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 0.505 inches minimum and 0.572 inches maximum |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNF |
| Thread Size | 1/4 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS335CP10
- NAS335CP12
- NAS335CP13
- NAS335CP16
- NAS335CP25
- NAS335CP56
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.
- NAS335CPA12 NAS 1/4-24 · 0.073 in · Flat countersunk · Steel
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error