This is a genuine OEM replacement part sourced directly from the manufacturer. This 8mm nut-flange is an integral part of a number of small engines, such as lawn mowers, snow blower, trimmers, etc. The 8mm nut-flanges are used in a variety of ways depending on the engine; refer to model specific diagrams for appropriate use and application. This nut-flange is made of metal. To install or remove nuts you will need a wrench.
Manufacturer Part Number: 94050-08000