screws › machine screws
MS18212-22
Military Standard Screw
Description
Fastener Length: 1-1/4", Thread: 4-40, Thread Length: 1-1/4"
Specifications
| Color | Natural |
|---|---|
| Fastener Length | 1.188 inches minimum and 1.250 inches maximum |
| Head Diameter | 0.205 inches minimum and 0.219 inches maximum |
| Head Height | 0.058 inches minimum and 0.068 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Slot |
| Length | 1 1/4 |
| Nondefinitive Specification/Std Data | 1 type and 9s style |
| Screw Material | Plastic polyhexamethylene adipamide |
| Screw Material Specification | Mil-m-20693 ty1 mil spec single material response |
| Thread Class | 2a |
| Thread Diameter | 0.112 |
| Thread Direction | Right-hand |
| Thread Length | 1.138 inches minimum and 1.250 inches maximum |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series Designator | UNC |
| Thread Size | 4 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS18212-22. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error