4680 - Parts

The Blade Nut is a 9/16-18" silver, metal nut. This part is sold individually, and requires a wrench and socket to install. Its installation is rated "Easy". This part secures the blade in place and attaches onto the blade shaft. If broken (likely due to fatigue) it may come loose and rattle, causing vibrations. Refer to your make, model and diagrams to ensure this is the correct part.

This centerlock nut, or lock nut, is sold individually and locks itself in place when inserted, to prevent it from backing out due to vibration. Over time, due to its strenueous job, it may become loose or break due to wear and tear, and will need to be replaced. This lock nut is made of metal and is silver in color. When it will no longe...Read morer lock, you will need to complete this easy repair, which requires a wrench or socket and torque wrench. Ensure you torque the lock nut to your manufacturer specifications; this nut can have a range of different applications for a variety of equipment, so please check your model number or owners manual to be sure it is the right fit for your model.

The Shoulder Bolt (size: 3/8 16 x 3/4) is a black, metal, individually sold part. It can be installed using a wrench or socket. This part is used to secure other parts in place. You'll know if it needs to be replaced if the part is coming loose. This means it is damaged, likely due to fatigue/wear/damage. Refer to your make, model and diagrams to ensure you're picking the right part.

Drive belt. Width: 1/2 " Length: 95 "

This is a Genuine Manufacturer Approved replacement Belt used on Murray Lawn Tractors. This part is made out of Rubber and it is Sold Individually. This is the the Smaller Belt that drives Blades on your unit. Clean pulleys before installing the new belt to ensure top performance and longevity with your new belt. Inspect belt periodical...Read morely and replace it when worn or stretched to maintain peak performance. You would need a Wrench set and Pliers to replace this belt. • For your safety make sure to disconnect the spark plug wire. • Fist you would need to lower the mower deck to the lowest position • Then move the blade engagement lever to the Off position. • Roll the belt off the engine pulley from between the belt guide and pulley. • Remove mower deck by removing the bow-tie pins securing the left and right lift arms • Disconnect the blade engagement cable from the mower deck • Remove the bolts from the mower deck belt pulley covers and pull the covers off. • Loosen but don't remove the nuts on the top of the idler pulleys. • Install the new mower deck belt through the belt guides and around the pulleys. • Tighten the nuts on the top of the idler pulleys. • Re-Assemble the Deck

This quarter-inch Nylock nut, or hex nut, is silver in color and sold individually. Made of metal, its simple task is to secure and lock parts in place on a variety of different equipment. Regardless of the specific function, this nut may become damaged over time and if you notice the part it is securing becoming loose, it is time to chan...Read morege the Nylock Nut. Use a wrench to make this repair, ensuring your torque to the manufacturer specs. Most of our customers found this to be an easy repair, but difficulty can vary depending on the part you are accessing to make the repair.

This hex locknut has a special locking feature to prevent it from loosening due to vibrations or movement. It has a 1/4 inch diameter and a 20 threads-per-inch pitch. You will find it securing various parts of your lawn equipment, such as blade assemblies, engine mounts, or handles. A broken locknut cannot fasten components together tight...Read morely. Replace any damaged locknuts to keep your machine securely assembled and functioning properly. Loosen a locknut from your machine by turning it with a wrench or a socket. This durable metal locknut is an OEM hardware. It is sold individually, so read your user manual to determine how many you will need. Consider getting extras if you are replacing one, as these locknuts tend to wear out together.

This white door gasket is used to make an air-tight seal for the cabinet when the door is closed.