181-4 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 Star Knob, which may also be simply referred to as a Knob, is sourced directly from the manufacturer for use in lawn mowers and snow blowers. This part provides a quick-release for handles to fold down, and connect upper and lower handles. It is made of metal, is black, is not part of a kit or assembly, and is sold individually. Th...Read moreis part will need to be replaced if it has become cracked, worn, or damaged. The most common cause for this part needing to be replaced is worn or stripped threads no longer being able to grip. You will need a wrench or socket set and a torque wrench to complete this repair. It should be torqued to the manufacturer's recommendation. Customers rate this repair as Easy.

This is an authentic Ryobi replacement part that has been sourced from the original manufacturer to be used with outdoor power equipment. The metal screw is used with several different types of machines and the application of the bolt can vary based on the model of the equipment. The bolt is sold as an individual replacement part.

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.