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NAS1100-04-14
Machine Screw
Description
Fastener Length: 7/8", Thread: 4-40, Thread Length: 27/32", pan head
Specifications
| Fastener Length | 0.844 inches minimum and 0.875 inches maximum |
|---|---|
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c 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 | Torque set |
| Length | 7/8 |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Screw Material | Steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 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-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response |
| Screw Surface Treatment | Cadmium and chromate |
| Screw Surface Treatment Specification | Qq-b-416,ty 2,cl 3 fed spec all treatment responses |
| Specification Data | 80205-nas1100 professional/industrial association standard |
| Thread Class | 3a |
| Thread Diameter | 0.112 |
| Thread Direction | Right-hand |
| Thread Length | 0.794 inches minimum and 0.844 inches maximum |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series Designator | UNJC |
| Thread Size | 4 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1100-04-14. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error