Lock Nut
7/16-20 threads
This product replaces following manufacturer's part nr
- Mercury: 11-13439-1 11-34933 11-859116
- Sierra: SIE18-3721
- GLM: GLM21170
The references that are listed here are trademarks that apply to the respective trademark owners. The references are used only for a reference purpose. Our product is compatible with these reference numbers. Please note that our product is an aftermarket product (non-OEM), unless otherwise stated.