This Ni Nut-Lock, or Nylock Nut, is a Silver 1/4 x 20 metal nut. Sold individually, it can be adjusted using a wrench or socket and torque wrench to the manufacturer specfications, and is used to secure the sheer pin in place, on the impeller assembly. These nuts are a one-time use part due to their locking mechanism. You'll know the nut...Read more has broken when it appears to have damaged threads or rounded off edges.
Customers found this to be an easy repair.
This 1/4-20 x 3/4-inch hex-head screw secures parts on compatible outdoor power equipment. It is made from Grade 5 steel and has a yellow zinc finish for added rust resistance. Check the equipment model and parts diagram before ordering.
This is an authentic replacement part manufactured for use with Toro snowthrowers. The ni lock nut is designed to prevent from being unthreaded from vibration. This nut is used with several different models of snowthrowers and is used with various applications. The nut is sold as an individual replacement part, please see model diagram for associative parts.