NAS1801-3-8
Machine ScrewsMachine Screw
Length: 1/2″, thread: 10-32, hex head, cruciform recess, full thread, alloy steel, NAS1801 series screw
Description
| Specification | Details |
|---|---|
| Thread Length | Between 0.420 inches and 0.499 inches |
| Thread Qty Per Inch (TPI) | 32 |
| Thread Series Designator | UNJF (Fine thread with external controlled root radius) |
| Width Between Flats | Between 0.305 inches and 0.314 inches |
| Surface Treatment Specification | QQ-P-416 Type 2 Class 2 Federal Specification (Single Treatment Response) |
| Thread Direction | Right-hand |
| Thread Class | 3A |
| Thread Diameter | 0.190 inches |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-NAS1801 Professional/Industrial Association Standard |
| Surface Treatment | Cadmium and Chromate |
| Material | Steel |
| Material Specification |
MIL-S-5000 Military Specification (1st material response) or MIL-S-6049 Military Specification (2nd material response) or AMS6322 Association Standard (2nd material response) |
| Internal Drive Style | Cross Recess Type 1 |
| Hardness Rating | Between 36.0 Rockwell C and 40.0 Rockwell C |
| Head Style | Hexagon |
| Head Height | Between 0.105 inches and 0.120 inches |
| Fastener Length | Between 0.484 inches and 0.531 inches |
