This silver metal lock washer helps prevent the nut on the drive belt pulley shaft from backing off during operation, it has a 5/16-inch inner diameter and a 1/2-inch outer diameter. one washer is included, replace it if fatigue or damage allows the connected shafts to spin freely, verify fit using the equipment model or owner manual
This is a genuine item that is supplied by the original equipment manufacturer for use with MTD and Ryobi lawn and garden equipment. It is a standard hardware which has multiple applications, please make sure to refer to the diagrams of your model for the correct location and application of this item. Keep in mind it is made of durable metal and is sold individually.
This is an authentic replacement part sourced directly from the manufacturer. The lock washer is commonly found in yard tools from Ryobi and MTD, such as trimmers, tillers, edgers, and lawn tractors. This part is made of metal, and may be found in various locations in the machine, depending on model. You may require a wrench when replacing this item. This product is available as an individual replacement part.