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NAS662C2R4
Machine Screw
Description
Machine Screw
Specifications
| Countersink Angle | Between 99.0 degrees and 101.0 degrees |
|---|---|
| Country of Origin | USA |
| Fastener Length | Between 0.219 inches and 0.250 inches |
| Head Diameter | Between 0.156 inches and 0.172 inches |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 1/4 |
| Material | Steel |
| Min. Tensile Strength (psi) | 80000 pounds per square inch |
| NIIN | 00-814-1707 |
| NSN | 5305-00-814-1707 |
| Screw Material | Steel comp 302 or steel comp 303 |
| Screw Material Specification | Astm a582 assn standard all material responses or mil-s-7720 military specification all material responses |
| Screw Surface Treatment | Passivate |
| Screw Surface Treatment Specification | Qq-p-35 federal specification single treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.086 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.214 inches and 0.250 inches |
| Thread Qty | 56 |
| Thread Qty Per Inch (tpi) | 56 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 2 |
| Weight | 0.0001 lb |
Other sizes
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Catalog data updated 2026-07-05. Report a data error