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NAS1100-08-4
Machine Screw
Description
Fastener Length: 1/4", Thread: 8-32, Thread Length: 3/16", pan head
Specifications
| Fastener Length | Between 0.219 inches and 0.250 inches |
|---|---|
| Hardness Rating | Between 36.0 rockwell c and 40.0 rockwell c |
| Head Diameter | Between 0.306 inches and 0.322 inches |
| Head Height | Between 0.105 inches and 0.115 inches |
| Head Style | Pan Head |
| Internal Drive Style | Torque set |
| Length | 1/4 |
| Material | Steel |
| Material Specification | Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-8503 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6049 military specification 5th material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas1100 professional/industrial association standard |
| Surface Treatment | Cadmium or chromate |
| Surface Treatment Specification | Class 3 federal specification single treatment response type 2 qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | 0.188 |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 8 |
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 NAS1100-08-4. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error