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NAS8100U4
Machine Screw
Description
Machine Screw
Specifications
| Fastener Length | 0.220 inches minimum and 0.250 inches maximum |
|---|---|
| Head Diameter | 0.205 inches minimum and 0.219 inches maximum |
| Head Height | 0.070 inches minimum and 0.080 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Screw Material | Iron alloy 660 |
| Screw Material Specification | Ams5731 assn std single material response or ams5737 assn std single material response |
| Screw Surface Treatment | Passivate |
| Screw Surface Treatment Specification | Nas4002 assn std single treatment response |
| Specification Data | 80205-nas8100 professional/industrial association standard |
| Thread Class | 3a |
| Thread Diameter | 0.112 |
| Thread Direction | Right-hand |
| Thread Length | 0.170 inches minimum and 0.250 inches maximum |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series Designator | UNJC |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- NAS8100-4 NAS 1/4 in · Pan Head · Iron
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Catalog data updated 2026-07-05. Report a data error