520A1 Parts

This replacement part is a shoulder screw. This part is small but very important in various types of appliances. Shoulder screws are able to work with other small parts such as nuts or washers to ensure that pieces in the machine are held together securely during use.Overtightened screws might be stripped and could fall out or get stuck in place, necessitating replacement. Over time, exposure to the elements may lead to a screw becoming worn or corroded, which may cause it to break or get stuck.This is a genuine OEM replacement part manufactured by MTD. This part is sold individually.

This shoulder screw is a genuine MTD part, sold individually. This shoulder screw can be used as a replacement part for a variety of small engine outdoor appliances including lawn mowers, tillers, and edgers. The purpose of a shoulder screw is to pierce through one or more components with the intention of securing them in place either to another component or to one another.The shoulder screw of an outdoor appliance might have to be replaced if it is lost, misplaced, or damaged to the point that it cannot hold components together. The shoulder screw can be easily lost or misplaced as it is a small component; additionally, the shoulder screw can become stripped with long-term use, in which case it should be removed and replaced by this genuine OEM replacement part. Remember to always wear gloves when handling, repairing, and operating outdoor equipment. Always unplug the appliance before performing any kind of repair or replacement.This is an OEM part sourced directly from the manufacturer. It is sold individually. This shoulder screw is compatible with the following outdoor appliance brands: MTD, Cub Cadet, Yard Machines, Troy-Bilt, Craftsman, Huskee, and Bolens.

This throttle housing is meant to provide users with a comfortable method of grabbing and controlling the throttle on the several different types of yard equipment machines. The throttle housing is made from plastic, and it is exposed to the elements and other dangers while being used and in storage. The housing could become cracked, broken, or damaged in other ways that would require a repair. The replacement of the throttle control is easy and can be done with only a screwdriver. This is a genuine OEM throttle housing replacement. It is sold individually and does not include the cable, trigger, spring, or screws. The housing can work for models of edger, snowblower, and Lawn Mower. Compatible brands include Craftsman, Cub Cadet, Ryobi, Troy-Bilt, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, Yard-Man, and MasterCut. Buyers in search of throttle housing should make sure it will work with their make and model.

This replacement part is an idler pulley. It is a genuine replacement part made by MTD. This idler pulley is found in different machines that require moving or spinning parts to operate. Pulleys typically aid in the movement between two different parts so that the entire appliance is able to work efficiently. A new idler pulley might be needed if the current one is not working properly or is damaged in any way including being dented or cracked. If the part is not working as well as normal, it could lead to excessive friction between components and eventually overheating or greater damage. If the user notices unusual noises coming from inside of the machine it might be due to a malfunctioning idler pulley. This idler pulley is a genuine OEM replacement part. This part is sold individually and is sourced directly from the manufacturer.

The lock nut is a piece of standard hardware that may have a variety of applications on lawn and garden equipment, including on engines, housings, and other components. The lock nut offers a secure fit by tightening into a flange that prevents the nut from loosening like a regular nut might. Over time, the flange or the nut can become worn or damaged. In some cases, lock nuts may be lost during the process of other repairs or maintenance. Replacing them with genuine OEM parts like this lock nut is the best solution. This lock nut is compatible with hundreds of machines, including mowers, snowblowers, and chippers from MTD, Troy-Bilt, Cub Cadet, RYOBI, Yard-Man, Yard Machines, Bolens, and Husky. The ¼-inch lock nut has multiple locations and applications, so owners should consult their parts diagram for exact placement and part number identification. This lock nut is made of durable metal and sold as a single unit. Those who need additional pieces will have to order multiple quantities. This part will require a wrench or a socket to replace, as well as pliers and/or a screwdriver to hold the bolt or screw in place.

This washer is compatible with most lawn mowers and lawn tractors. The smooth, round edges fit perfectly with 5/8-inch bolts to attach the bolts to parts on the mower, as necessary. The washer provides a buffer between the bolt and the surface that it is being attached to. They are highly recommended for protecting parts that are being fastened together.The lack of a washer can cause permanent damage to the piece that the bolt is attached to. If the bolt does not have a washer to prevent it from moving and rusting, it can cause the bolt to fail. With products such as lawn mowers, this can spell disaster for both the appliance and its handler. These washers are high-quality and will prevent excess corrosion for the bolt. However, moisture and residue left after use can cause the washers to fail. In this case, a replacement will be necessary. This replacement part is compatible with most lawn mowers and tractors. This includes Ace, Ryobi, and MTD. This is an OEM replacement part sourced directly from the manufacturer. Sold individually.

This replacement part is a thrust washer. It is a genuine replacement part made by MTD. Thrust washers are small but important component, allowing space between certain parts near and around the engine. Washers are typically used with screws and nuts to provide a tight and secure fit for many different parts in the machine.A new thrust washer might be needed if the current one is damaged or missing. Washers can become stripped over time due to friction and other motions inside the machine and need to be replaced. Be sure the engine is turned off before starting a repair. Typically washers are easy to replace and will only require a screwdriver or pliers.This thrust washer is a genuine OEM replacement part and is sourced directly from the manufacturer. Note that it is sold individually.

This ball bearing is made of durable metal and fits in between a spacer and a washer to prevent excessive friction and heat between different parts of lawn and garden equipment. If the bearing retainer or the ball wears out, it can cause problems with turning the wheel on a lawnmower or other equipment. The balls take the load and spin to distribute weight evenly while avoiding friction so the tool can run smoothly.Ball bearings experience wear constantly when a machine is being used, so they can start to wear out or experience problems. The heat, vibration, pressure, and friction will start to wear them down. Because of that, ball bearings often need maintenance or replacement. To replace the ball bearings, remove the wheels and the height adjuster, if present. Take out the old bearing holders and remove the bearings. Put the new ones in and reassemble the machine.This is an authentic OEM replacement ball bearing directly sourced from the manufacturer. It is sold as an individual item. The ball bearing is designed for edgers, lawn tractors, trimmers, and lawnmowers manufactured by Yard-Man, Craftsman, MTD, and Yard Machines.