screws › machine screws
NAS608-256-4P
Screws
Description
Fastener Length: 17/64", Thread: 2-56, Head Width: 1/16", Thread Length: 17/64"
Specifications
| Fastener Length | 0.240 inches minimum and 0.270 inches maximum |
|---|---|
| Hardness Rating | 36.0 rockwell c minimum and 45.0 rockwell c maximum |
| Head Diameter | 0.136 inches minimum and 0.140 inches maximum |
| Head Height | 0.083 inches minimum and 0.086 inches maximum |
| Head Style | Flat chamfer |
| Internal Drive Style | Hexagon |
| Length | 17/64 |
| Material | Steel |
| Material Specification | 66 fed std single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Minimum Yield Strength | 130000 pounds per square inch |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416,ty 1,cl 3 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.086 |
| Thread Direction | Right-hand |
| Thread Length | 0.270 inches maximum |
| Thread Qty | 56 |
| Thread Qty Per Inch (tpi) | 56 |
| Thread Series Designator | UNC |
| Thread Size | 2 |
| Width Across Flats | 0.063 inches minimum and 0.064 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS608-256-4P. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error