Refresh your setup using this repair part built for dependable fit: 158689 MK Diamond Mk-504Sg-2 4 X 5/8-11 Nut from MK Diamond Products. Made for service work where fit and function matter.

Choose a part that supports a clean, lasting fix. This repair part helps you replace the failed component and keep service consistent. Confirm your model and part number, then place your order today.