screws › machine screws
NAS1801-08-42
Machine Screw
Description
Machine Screw
Specifications
| Fastener Length | 2.609 inches minimum and 2.656 inches maximum |
|---|---|
| Head Height | 0.096 inches minimum and 0.110 inches maximum |
| Head Style | Hexagon Head |
| Internal Drive Style | Cross recess type 1 |
| Screw Material | Steel comp e4340 or steel comp 8740 |
| Screw Material Specification | Mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams6322 assn std 2nd material response |
| Screw Surface Treatment | Cadmium |
| Screw Surface Treatment Specification | Qq-p-416, tyii, cl2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | 1.750 inches minimum and 2.592 inches maximum |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJC |
| Width Between Flats | 0.245 inches minimum and 0.251 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1801-08-42. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error