LiftMaster Lock Washer (3"x1-1/2") | LIF-K18-10539

This is a replacement Lock Washer (3"x1-1/2"). For use with various LiftMaster® Heavy Industrial-Duty Slide Door Operators. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.

Genuine LiftMaster® replacement part.

Also known as

• LiftMaster 185514
• LiftMaster G185514
• LiftMaster 18-5514
• LiftMaster 18-10539