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NAS623-5-12
Machine Screw
Description
Machine Screw
Specifications
| Fastener Length | 1.110 inches minimum and 1.140 inches maximum |
|---|---|
| Head Diameter | 0.594 inches minimum and 0.651 inches maximum |
| Head Height | 0.203 inches minimum and 0.218 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Screw Material | Steel comp 4140 or steel comp e4340 or steel comp 8740 |
| Screw Material Specification | Mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6049 mil spec 3rd material response |
| Screw Surface Treatment Specification | Qq-p-416 ty 2 cl 2 fed spec single treatment response |
| Specification Data | 80205-nas623 professional/industrial association standard |
| Thread Class | 3a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 0.350 inches minimum and 0.400 inches maximum |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNJF |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS623-5-7
- NAS623-5-9
- NAS623-5-12
- NAS623-5-14
- NAS623-5-20
- NAS623-5-23
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS623-5-12. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error