X1Tools Ultra-Hi-Performance Black-Oxide Grade 8 Steel Nylon-Insert Locknuts / Stop-Nuts are made to resists loosening due to use or vibration without damaging threads thus prevent a fastener from backing off. (Also Known as lock nut, locking nut, self-locking nut, prevailing torque nut, stiff nut or elastic stop nut)
| Item | Nylon-Insert Locknuts |
|---|---|
| Thread Size | 9/16"-12 |
| Material | Steel |
| Material Grade/Class | Grade 8 |
| Finish | Black Oxide |
| Hex Height | 41/64 in |
| Hex Width | 7/8 in |
| Locknut Series | X1E-FAS-NUT-LOC-1230 |
| Country of Origin (subject to change) | Unknown |
| Package Quantity | 2 |