481-0636 (1988) MTD Lawn Mower - Overview

This Washer-Lock 5/16 is a silver, metal part that is sold individually and comes direct from the manufacturer. With a 5/16 Inch Interior Diameter and 1/2 Inch Outside Diameter, it is used to prevent the nut from backing off and becoming loose on the pulley shaft, and is attached to the drive belt pulley assembly. You will know if you nee...Read mored this because your owners manual will specify it, or the model number of your machine will correspond with this part. If the part is broken due to fatigue, the shafts will free spin when they should be locked together, and must be replaced.

This genuine OEM carriage bolt is used to secure various parts in lawn and garden outdoor equipment. The bolt has a round head with a square area underneath it that prevents the bolt from turning and coming loose when it is installed. The bolt shaft has a diameter of 5/16 inches, with 18 threads per inch and the threaded portion of the bo...Read morelt is 0.62 inches long. If the bolt is corroded, the threads are worn down, or the head is damaged or deformed, you will need to replace the bolt to keep your equipment parts secured and functioning efficiently. To replace the bolt, first remove the nut using a wrench or socket. Once the nut is removed, you can unthread the bolt. Insert the new bolt in position, thread the nut on and use a wrench to tighten it. Be careful not to overtighten the bolt to avoid damaging it or stripping the threads. This carriage bolt is sold individually.

This hex bolt is a genuine OEM fastener used in various lawn and garden equipment and machinery. It has a hexagonal shaped head, with a diameter of 3/8 inches. The bolt shaft is 1.5 inches long with 24 threads per inch. The hexagon shape makes the bolt easier to grip and tighten using a wrench or a set of pliers. Over time, it is normal f...Read moreor the bolt to crack, corrode, or for the shaft threads to wear down. Inspect all the bolts on your equipment and replace all those that show visible signs of wear. Use a socket wrench to remove the faulty bolt(s) and thread the new one into position. Each bolt is sold individually. Secure it with a wrench or pliers and be careful not to over tighten as this could damage the bolt and equipment.

This is an original Craftsman replacement part. The carriage screw is designed by the manufacturer for use in snowblowers and lawn tractors. This part is made of metal, and may be found in various locations in the machine, depending on model. Please be aware that there are different screws used in the machine. Refer to the parts diagr...Read moream to be sure of ordering the correct part. You will require a wrench when replacing this item. This part is sold individually.

This OEM Hex Nut is a gold colored, metal, 3/8 x 16 part, sold individually. It is installed with a wrench, or socket and torque wrench, by torquing to the manufacturer specfications, and is used to secure parts in place. You will know it is broken when you see the nut has damaged threads or rounded off edges, which can happen due to fa...Read moretgiue. If it is damaged, it should be replaced. This part can have different uses and different degrees of difficulty depending on the part the hex nut is securing, but generally the replacement of this part is an easy job.