Parts for Mtd TMO-33931A: Engine / Lower Frame Parts

Replace a worn, missing, or damaged fastener washer on your lawn tractor or outdoor power equipment. Essential hardware for secure assembly.

This lock washer is used frequently for a number of applications on power yard equipment. The size, 5/16, is the default for many small engine housing and manifold applications. Lock washers are used with machined bolts to fasten engine blocks to the housing of the equipment being used. The compressed washer is able to handle the constant vibration of the small gasoline engine without losing the seal between the screw or bolt and the housing. Typically these lock washers only need to be replaced when they are misplaced during repairs or when the screws that attach them have to be chiseled or cut away, meaning the washers are destroyed as well. These OEM certified replacement washers have been manufactured to the same specifications as the originals they are replacing. In addition to lawn mowers, lock washers of this type and size are frequently used on blowers, lawn tractors, cultivators, snowblowers, and trimmers. Brands compatible with this type of washer are Murray, Husky, Poulan, Bolens, Yard-Man, Cub Cadet, Troy-Bilt, Yard Machines, MTD, and Ryobi.

Self-tapping hex screw for securing components on lawn mowers, tractors, tillers, and outdoor power equipment. Replace when stripped, missing, or worn.

Square key fastener for lawn tractors and outdoor power equipment. Secures drive components by fitting into shaft keyways. Replace if worn or missing.

Fix a lawn tractor that won't move or has slipping drive belts. This engine pulley mounts to the crankshaft and drives the belt system. Direct fit.

Flat washer for lawn tractors and riding mowers. Secures bolts and distributes load across assemblies. Replace if worn, corroded, or missing.

Hex screw for lawn mowers and tractors. Secures deck, wheels, or frame components. Replace if stripped, corroded, or missing for proper assembly.

The variable speed belt goes around the engine pulley and the variable speed pulley. It is used on machines that have variable speed pulley drives and that need to be able to operate at different speeds. hese belts will wear down over time and need to be replaced. If the belt breaks, stretches too much or is worn down, replace it with a v-belt that fits properly. A screwdriver, pliers, socket set, and a wrench set will be needed to replace the belt. This is a genuine OEM part for lawn tractors, as well as other types of equipment with variable speeds, such as a snowblower, tiller, wood chipper, or log splitter. It is sold individually, and it will work on lawn tractors from many brands, including Ryobi, MTD, Craftsman, Yard Machines, Yard-Man, Turf King, and Mastercut.

This is a hex screw used on a variety of types of lawn and garden equipment. On large machinery, it is often used to mount the gas tank. On smaller items, it tends to be used to clamp the housing together. It can secure items like plastic, metal, brick, and wood together. It measures 5/16-18 x .75 inches and is made of durable metal. In some cases, the screw can become damaged, broken, or stripped, which means it needs to be replaced.A visual inspection will indicate whether the screw is damaged. If it needs to be replaced, a hex wrench can be used to remove it from the equipment. Afterward, the replacement hex screw can be installed with the wrench before being tightened to ensure materials hold together well.This hex screw is a genuine OEM part that is sold individually. It is sourced directly from the manufacturer. The hex screw is compatible with lawnmowers, wood chippers, log splitters, snowblowers, chainsaws, edgers, tillers, leaf blowers, and string trimmers by Craftsman, Cub Cadet, Ryobi, Troy-Bilt, Husky, Broan, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, Turf King, Yard-Man, and MasterCut.

Flanged bearing for lawn tractors and riding mowers. Replace if wheels wobble, make noise, or don't spin smoothly. Verify fit with your model number.

This hex nut is designed for use with select trimmers and mowers. It is a standard hardware part that may have multiple applications depending on the type of unit and model. The nut is typically used to secure engine components or housing elements to provide safe use of the machine. These nuts are durable, but they are small and can become lost during other repairs. The constant exposure to vibrations and use can also cause them to strip or become damaged over time. Either way, a replacement with this genuine hex nut will resolve the issue and get equipment back in working order. This genuine OEM hex nut is manufactured to exact standards and sourced from the manufacturer. It can be used with trimmers and mowers from RYOBI, MTD, Bolens, Troy-Bilt, Yard Machines, Huskee, Yard Man, and Cub Cadet. Check the parts diagram for exact application and location of this nut and note that it may have multiple uses on select models. This hex nut is sold individually, and additional nuts will require the purchase of multiple pieces. In order to replace this nut, a hex socket wrench and driver will be required. Always wear gloves for safety.

Extension spring for riding mowers and lawn tractors. Replaces worn, broken, or missing springs in various linkage and control systems. Direct fit part.

Flat washer flange for lawn mowers, snow throwers, tillers, and edgers. Replace when washer is missing, damaged, or worn to ensure proper assembly.

Replacement truss head machine screw for lawn mowers and outdoor power equipment. Secures panels, guards, and components. Order new hardware if lost or stripped.

Hex screw fastener for securing lawn mower components. Replace if stripped, rusted, or missing to ensure proper assembly and equipment stability.

Hex screw for lawn tractors, mowers, snow blowers, and tillers. Replaces broken, stripped, or missing screws in various assembly points.

Flat washer for lawn tractors and outdoor power equipment. Replaces cracked, missing, or worn washers. Essential fastener for secure assembly.

Replacement foot pedal pad for lawn tractors and riding mowers. Installs on control pedals. Needed when original pad is worn, cracked, or missing.

This is a simple extension spring with an outside diameter of 0.38 and a slack length of 2.5. It is primarily used as an extension spring for snowblowers, but may be compatible with other lawn equipment. It’s designed to apply tension as the throttle is applied. The more gas there is, the more resistance will be present. Under most circumstances, replacement is easy. When the spring breaks or gets rusty, look at both points of attachment. Memorize where it’s attached, or take a picture, and remove the old spring using a pair of pliers if necessary. Install the new spring and the tool is ready to use. This is an OEM part sourced directly from MTD, and it is sold individually. It’s black in color and was initially designed for Troy-Bilt lawnmowers. However, because this is a versatile part, it has since been repurposed for a number of MTD and related machines in other brands. These include lawn tractors and snowblowers, as well as lawnmowers, in brands such as Ryobi, Yard Machines, Husky, and Cub Cadet.

Wheel rim for lawn tractors and walk-behind mowers. Mounts between tire and axle. Replace if cracked, bent, corroded, or missing for proper wheel assembly.

Tubeless air valve for lawn tractor and mower tires. Replace when cracked, leaking, or damaged during tire changes. Installs in wheel rim for proper inflation.

This replacement part is a brake spring. This is a genuine replacement part made by MTD. Brake springs assist in ensuring that the brake is able to properly stop the equipment. A new brake spring might be needed if the current one is missing or damaged in any way. Due to the nature of the spring, it could become brittle and snap after years of normal use. If this is the case, be sure to replace this spring as soon as possible. Work gloves are recommended as this part can be dangerous if handled improperly. This is a genuine OEM replacement part. This part is sold individually and is sourced directly from the manufacturer.

Belt keeper bracket for lawn tractors and walk-behind mowers. Secures drive belt in proper position. Replace if bent, broken, or missing to prevent belt slippage.

This replacement part is a hex screw, and it is intended for use in different types of lawn equipment. This is a genuine replacement part made by MTD. This screw can be used in a variety of ways depending on the repair needed. Hex screws are similar to normal screws except they have a six-sided head, like a hexagon. A new hex screw might be needed if the current one is damaged or missing. It is common that screws may become stripped or loose overtime, causing them to fall out. If any parts of the lawn mower are becoming loose or falling off, the hex screw might be missing. This replacement should be fairly easy and should only require a screwdriver and possibly pliers. This part is a genuine OEM replacement part and is sold individually. Be sure to purchase the correct amount as some appliances require more than one hex screw.

This extension spring attaches to the axle support bracket and the drive belt idler pulley on many types of lawn and garden equipment. It creates additional tension to the drive belt idler pulley. Sometimes the extension spring can be stretched out or may break, often caused through excess use. If this is the case, the spring will need to be replaced.If the spring is broken or no longer creates the appropriate amount of tension, replacement is required. It is an easy process that only requires a set of pliers. The pliers can be used to take the old spring off of the yard equipment before attaching the new extension spring. Make sure the equipment is on a stable surface and powered off when working with it. Remove the spark plug wire to prevent accidents.This extension spring is an authentic OEM replacement part sourced directly from the manufacturer. It is sold as an individual component. The spring is made to be used with lawnmowers, lawn tractors, and tillers created by MasterCut, Yard-Man, Bolens, Huskee, MTD, Yard Machines, Murray, Troy-Bilt, Cub Cadet, and Craftsman.

Flange bearing reduces friction in lawn tractor moving parts. Replace if equipment vibrates excessively or makes grinding noises. Verify fit with your model.

Shield spacer for lawn tractors and riding mowers. Provides proper spacing and alignment for protective shields. Replace if missing, damaged, or worn.

Flat idler pulley for lawn tractors. Guides and tensions the drive belt between engine pulleys. Replace if cracked, worn, or causing belt slippage.

Lock washer prevents fasteners from loosening due to vibration in lawn mowers, snowblowers, and outdoor power equipment. Simple replacement part.

Hex nut fastener for lawn tractors and riding mowers. Secures various components and assemblies. Replace if stripped, corroded, or missing.

This V-belt is a genuine MTD part, sold individually. This V-belt can be used as a replacement part in a lawn mower or a lawn tractor. The purpose of the V-belt in a lawn mower or lawn tractor is to facilitate the self-propelling feature of the appliance through rotation.The V-belt of a lawn mower or a lawn tractor might need to be replaced if the V-belt is worn out or damaged. If the V-belt is frayed, torn, ripped, scraped, dented, eroded, or warped to the point that it cannot rotate and drive the lawn mower, the V-belt should be removed and replaced by this genuine OEM replacement part. It is a simple replacement process that can be easily performed with only basic tools, in accordance with the proper instructions sourced from a relevant appliance manual.Sourced directly from the manufacturer, this component is a genuine replacement part that is sold individually. This V-belt is compatible with the following outdoor appliance brands: MTD and Yard Machines.

Snap ring fastener for lawn tractors and snow blowers. Secures components on shafts and axles. Replace if missing, broken, or worn to restore proper fit.

Small metal washer used with nuts and bolts throughout lawn tractors and tillers. Replace when worn, corroded, or missing to maintain secure fastening.

This variable speed pulley is a genuine MTD part, sold individually. This variable speed pulley can be used as a replacement part in a lawn mower. The purpose of a variable speed pulley in a lawn mower is to regulate and manage the speed at which the motor runs so that the speed can be kept within a stable range for the safety of the operator of the appliance.The variable speed pulley in a lawn mower might have to be replaced if the variable speed pulley can no longer properly manage the speed of the lawn mower. This could occur if the variable speed pulley suffers damage from general wear and tear with long-term use or as the result of an accidental collision with a hard object that warps the variable speed pulley beyond functionality. This replacement should be executed in accordance with the proper instructions sourced from a relevant appliance manual.This component is a genuine OEM replacement part sourced directly from the manufacturer. It is sold individually. This variable speed pulley is compatible with the following outdoor appliance brands: MTD.

This spring clip is a genuine MTD replacement part for lawn tractors and lawnmowers. The function of a spring clip is to fasten individual components together by maintaining spring tension. This spring clip is a metal part that most commonly clips the frame of the lawnmower or tractor to the deck.A lawnmower or lawn tractor spring clip might have to be replaced if there is damage to the part that loosens the spring tension and releases the components that it is meant to clamp together. If the spring clip is damaged, it must be removed and replaced immediately, as all components of the lawnmower or lawn tractor must be held together to ensure safe appliance use. Remember to always wear gloves when handling, repairing, and operating outdoor equipment. This spring clip is compatible with the following brands: MTD, Yard Man, Troy-Bilt, and Yard Machines. This part sold individually.

Fix a lawn tractor that won't start or clicks when turning the key with this starter solenoid. Common fix for starting issues. Basic repair, 30 minutes.

This is a replacement bell washer, a flat washer that can be used with a wide range of various types of lawn and garden equipment. The inner dimension of this washer is 0.40 inches, while the outer dimension is 0.88 inches. Washers are typically used as a way to help ensure a tight connection when used with bolts or screws. They will also help to distribute the pressure of the connection and reduce the risk of corrosion. Washers will also provide some protection from damage during installation. Washers could need to be replaced for any number of reasons. In some cases, they might have become corroded or worn down over time. This could mean they no longer provide a solid and secure connection. Other times, the washer could become lost while working on the machine. Owners should always be sure that they replace any lost or damaged washers right away. Not using washers can reduce the lifespan of the machine. This is a genuine OEM bell washer that is sold individually. It is typically used in lawn mowers, snowblowers, tillers, leaf blowers, string trimmers, log splitters, wood chippers, edgers, and chainsaws. It is compatible with Craftsman, Cub Cadet, Ryobi, Troy-Bilt, Husky, Murray, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, Yard-Man, Turf King, and MasterCut brands.

Replace the axle shaft on your lawn tractor. Essential structural component for wheel mounting and stability. Order when cracked, worn, or bent.

Bell washer for lawn mowers and tractors. Installs to secure components and prevent loosening. Replace if cracked, worn, or missing for proper assembly.

Replace a lost, stripped, or corroded nut on your lawn mower, tractor, or outdoor power equipment. Secures components for safe operation.

Idler pulley for lawn tractors. Maintains proper belt tension and rotation speed between connected parts. Replace if worn, cracked, or wobbly. Verify fit with your model number.

The replacement screw seen here is made from high-quality, durable metal. It is an identical replacement for a faulty screw in many types of lawn and garden equipment. The screw features a hex-bolt shaped head and is used for various applications in the machines. Owners will want to refer to diagrams of their model to ensure the correct application for the screw. A screw may need to be replaced for any number of different reasons. In some cases, the screw could become lost when making other repairs to the machine. It could also become bent or the threads could be damaged. Corrosion is also a possibility over time. Replacing the screw is typically considered a fast and easy repair. The screw is a genuine OEM replacement part that is sold individually. The screw can be used for many models of snowblower, lawnmower, chainsaw, tiller, string trimmer, log splitter, edger, and wood chipper. Compatible brands include Craftsman, Cub Cadet, Troy-Bilt, Murray, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, Yard-Man, and MasterCut.

Hex cap screw fastener for outdoor power equipment. Secures components with hexagon-shaped head. Replace if stripped, broken, or missing threads.

Replace worn spring bell washers causing loose parts or rattling noises. This conical washer cushions heavy loads in lawn equipment. Simple DIY fix.