screws › machine screws
NAS1802-04-5P
Screw
Description
Fastener Length: 1/4", Thread: 4-40, Thread Length: 1/4"
Specifications
| Fastener Length | 0.312 |
|---|---|
| Head Height | 0.049 inches minimum and 0.060 inches maximum |
| Head Style | Hexagon Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 1/4 |
| Material | Iron |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Screw Material | Iron alloy 660 |
| Screw Material Specification | Ams 5731 assn std single material response or ams 5732 assn std single material response or ams 5853 assn std single material response |
| Screw Surface Treatment | Cadmium |
| Screw Surface Treatment Specification | Qq-p-416, type ii, class 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.112 |
| Thread Direction | Right-hand |
| Thread Length | 0.312 |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series Designator | UNJC |
| Thread Size | 4 |
| Width Between Flats | 0.243 inches minimum and 0.251 inches maximum |
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 NAS1802-04-5P. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error