181-424D7364219 (1991) MTD Lawn Mower - Overview

This carriage bolt measures 5/16-18 x .75 and fastens two parts in your machine together. It has a round domed head and a square underside so the bolt does not rotate once it has been secured into place. If it has signs of deformation or wear, you will need to replace it. To unthread this bolt, you need an adjustable wrench to loosen the ...Read morenut found on the end of the bolt. You may need to apply a lubricating oil to the bolt if it is stuck. You may need to clamp down on the head of the bolt with pliers while continuing to turn the nut counterclockwise. You can then slide the carriage bolt out of its hole or tap it gently with a hammer. This bolt is a standalone product and the nut is not included. This bolt was sourced directly from its manufacturer.

This is an authentic replacement part manufactured for use with snowthrowers and tillers. This flat washer is used with a variety of different models of equipment and is commonly used to provide spacing between a lock washer with a bolt and a spindle bearing. This flat washer is available as an individual replacement part, please see model diagram for part location and usage.