Craftsman Genuine 873540500 CROWNLOCK.NUT replaces 540500 OEM Poulan Husqvarna HOP AYP Roper

This is an original replacement part sourced directly from the manufacturer. The crownlock nut is commonly found in riding mowers and lawn tractors from Husqvarna, Poulan, and Weed Eater. This part is made of metal, and may be found in various locations in the machine, depending on model. Please be aware that there are different nuts used in the machine. Refer to the parts diagram to be sure of ordering the correct part. You will require a wrench when replacing this product.