screws › close tolerance screws
NAS583-6
Screw
Description
Fastener Length: 25/32", Thread: 12-32, Thread Length: 27/64"
Specifications
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum |
|---|---|
| Fastener Length | 0.766 inches minimum and 0.796 inches maximum |
| Grip Diameter | 0.1885 inches minimum and 0.1895 inches maximum |
| Grip Length | 0.365 inches minimum and 0.385 inches maximum |
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Diameter | 0.339 inches minimum and 0.381 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | High-torque |
| Length | 25/32 |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Surface Finish | 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,type 2,class 3 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.192 |
| Thread Direction | Right-hand |
| Thread Length | 0.381 inches minimum and 0.431 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJF |
| Thread Size | 12 |
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 NAS583-6. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error