washers › lock washers
3020
Miniature
Description
Fastener Length: 1-9/64", Thread: 1/2-20, Thread Length: 1-1/16"
Specifications
| Fastener Length | 1.131 inches minimum and 1.151 inches maximum |
|---|---|
| Hardness Rating | 89.0 rockwell superficial 15-n minimum and 91.0 rockwell superficial 15-n maximum |
| Head Diameter | 0.710 inches minimum and 0.750 inches maximum |
| Head Height | 0.138 inches minimum and 0.140 inches maximum |
| Head Style | Flat chamfer |
| Internal Drive Style | Slot |
| Thread Class | 2a |
| Thread Diameter | 0.500 |
| Thread Direction | Right-hand |
| Thread Length | 1.030 inches minimum and 1.070 inches maximum |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | UNF |
Cross-reference
No interchangeable or dimensionally similar parts are on record for 3020. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error