bolts › close tolerance bolts
NAS335CPA31
Bolt
Description
Fastener Length: 3-1/4", Thread: 1/4-24, Thread Length: 1/2"
Specifications
| Countersink Angle | 100.0 degrees |
|---|---|
| Fastener Length | 3.204 inches minimum and 3.250 inches maximum |
| Grip Diameter | 0.3108 inches minimum and 0.3117 inches maximum |
| Grip Length | 2.688 |
| Head Diameter | 0.625 inches minimum and 0.635 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 3 1/4 |
| Material | Steel |
| Material Specification | Mil-s-5626 fed spec 1st material response or mil-s-8844 fed spec 2nd material response or ams6414 assn std 2nd material response or mil-s-6049 fed spec 3rd material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas335 professional/industrial association standard |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 ty2 cl2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 0.531 |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
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 NAS335CPA31. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error