screws › machine screws
3M893-5-6
Screw
Description
Fastener Length: 55/64", Thread: 1/4-24, Thread Length: 31/64"
Specifications
| Fastener Length | 0.829 inches minimum and 0.859 inches maximum |
|---|---|
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Diameter | 0.594 inches minimum and 0.615 inches maximum |
| Head Height | 0.203 inches minimum and 0.218 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 55/64 |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Screw Material | Steel comp e4340 or steel comp 8740 |
| Screw Material Specification | Mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams 6322 assn std 2nd material response |
| Screw Surface Treatment | Aluminum and chromate |
| Screw Surface Treatment Specification | Mil-c-83488 type 2 class 3 mil spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 0.444 inches minimum and 0.494 inches maximum |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for 3M893-5-6. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error