20920 ((0000001-0999999)(1990)) Toro Lawn Mower

This is a lock nut and it is used in a variety of outdoor lawn equipment. This lock nut has a nylon insert, making it a nyloc nut. The insert allows the nut to be resistant to turning caused by strong vibrations.

This is a nut, for a variety of outdoor lawn equipment. This part is a nylon insert locking nut, meaning it has a nylon collar insert that makes the nut resistant to turning from heavy vibrations. It ...