Parts for Mtd 668: Blades Parts

If your mower blades won't spin or cut grass, a damaged deck pulley is likely the cause. This pulley drives blade rotation on lawn tractors and mowers.

Spindle assembly with pulley for lawn tractor mower decks. Mounts to deck underside to support and spin blades. Replace if cracked, worn, or damaged.

This is a genuine replacement bolt that is designed specifically for use on select lawn tractors. This tractor bolt is a specialty piece of hardware designed for use on the steering segment gear. This screw holds the gear in place and is exposed to constant vibrations and repetitive motion as a result. Over time, that can result in damage, wear, or even total breakage of the bolt and require a replacement. If the bolt isn't functional or is missing, the steering segment gear will not be secured and that can lead to further damage if left unattended. Using a genuine replacement part like this will guarantee an exact fit for compatible models. This genuine OEM gear bolt is manufactured by MTD. It is compatible with lawn and garden equipment from RYOBI, HUSKEE, Troy-Bilt, Bolens, Yard Machines, Yard Man, and Cub Cadet, along with select models from MTD. The bolt works for more than 100 compatible models. It is made of durable metal and sold as an individual unit. A wrench or socket will be required to replace this part. Always wear gloves when performing repairs on lawn and garden equipment and allow the engine to cool before doing any work.

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

Retainer bolt for lawn mowers and tractors. Secures components in place. Replace if lost, stripped, or damaged to restore proper fastening.

This OEM screw is a fastener with a trimmed six-sided or hexagonal head plus a washer face on the bearing surface. It is one of the most commonly used fasteners. Considered standard hardware, this component has multiple applications and can be used on woodworking, machine assembly, and mechanical repair. The screw is 3/4 long and has a thread size of 5/16 -18. A hex cap screw is installed into tapped holes by turning the head to fit and tighten. This is the fastener of choice in applications where tight tolerance is necessary. This is a genuine factory part sourced from the manufacturer and is sold individually. It can be used with Craftsman, Toro, Cub Cadet, Ryobi, Troy-Bilt, Murray, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, Yard-Man, and MasterCut brands of lawn maintenance equipment including lawn mowers, snowblowers, tillers, leaf blowers, log splitters, and wood chippers.

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 bolt fastener for lawn mowers and outdoor power equipment. Replace this bolt if cracked, stripped, or missing to secure engine and frame components.

Complete discharge chute assembly for lawn mower decks. Directs grass clippings away from deck. Replace if cracked, broken, or missing. Uses existing hardware.

Flat washer for lawn mowers and tractors. Replace if missing, corroded, or damaged during maintenance. Ensures secure fastening of components.

Secures components on lawn mowers and tractors. Replace this hex nut if stripped, corroded, or missing to properly fasten attachments and assemblies.

Replaces a stripped, damaged, or missing 5/8" hex flange nut on your lawn mower or snow thrower. Secures blades and other components with integrated washer.

Hex lock nut secures bolted joints on outdoor lawn equipment. Replace if threads are stripped, nut is missing, or won't hold proper tension.

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

Secures moving parts and linkages on lawn mowers and tractors. Replace if bent, missing, or corroded to maintain safe equipment operation.

This is an internal snap ring that can be found in many types of lawn and garden equipment. It is located between the spacer and bearing and is made of durable metal. The ring holds items steady and has an exposed area that functions like a shoulder to keep the assembly in place. Over time, the internal snap ring can become damaged through wear and tear or corrosion. It can also break and will no longer operate the way it should.If the internal snap ring is broken, corroded, or damaged, it will need to be replaced. Make sure the equipment is turned off and placed on a flat surface for the replacement process. A pair of snap ring pliers will be needed to remove the original internal snap ring. There is a plastic wheel cap located on top of the snap ring that needs to be removed first.This internal snap ring is an authentic OEM replacement part that is sourced directly from the manufacturer. It is sold as an individual part. The snap ring is compatible with lawnmowers, chainsaws, and snowblowers manufactured by Yard-Man, Montgomery Wards, Huskee, MTD, Yard Machines, Troy-Bilt, and Cub Cadet.

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

Extension spring for lawn tractors. Installs on linkage and control mechanisms. Replace if stretched, broken, or missing to restore proper tension.

Extension spring for lawn tractors and riding mowers. Replaces cracked, broken, or missing springs. Installs on various linkage and control mechanisms.

Flat washer for lawn mowers and garden equipment. Distributes load when fastening parts together. Replace if missing, broken, or worn to prevent damage.

Flat washer for lawn tractors and tillers. Replaces worn, missing, or damaged washers in various assemblies. Essential hardware component.

Shield spacer for lawn tractors and riding mowers. Provides proper spacing between shield components. Replace if damaged, worn, or missing during repairs.

Ball bearing prevents friction between moving parts in lawn equipment. Replace if worn or damaged to restore smooth wheel or pulley operation. Verify fit.

Mulching blade cuts grass into fine clippings for nutrient-rich lawns. Replace when dull or damaged for cleaner cuts. Verify fit with your model number.

14.88" mulching blade for lawn mowers and tractors. 3-in-1 design mulches, bags, or side discharges clippings. Replace when dull or damaged. Verify fit.

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

Replacement spacer for lawn mowers and tractors. Installs between components to maintain proper spacing. Replace if worn, damaged, or missing.

Spacer component for lawn tractors. Installs to maintain proper clearance between mechanical parts. Replace if cracked, worn, or missing.

Drive belt for lawn tractors. Replace if worn, cracked, or slipping to restore proper power transmission. Verify fit with your model number.

A flat idler pulley is a crucial piece of hardware designed for use with many different models of lawn mowers and snowblowers. It is compatible with products by brands such as Craftsman, Yard Machines, Yard Man, MTD, and Troy-Bilt.The flat idler pulley part is crucial for the proper functioning of the lawn mower because it connects to the idler bracket. The purpose of the flat idler pulley is to apply tension to the v-belt. The replacement process of the flat idler pulley will require a wrench.This flat idler pulley is made out of metal. It is sold individually. The flat idler pulley is an original OEM part sourced directly from the manufacturer, MTD.

Double pulley drives deck belt rotation for blade operation. Replace if worn, cracked, or causing belt slippage. Verify fit with your model number.

Deck skirt installs on the middle section of your mower deck to deflect grass clippings and debris. Replace if cracked, damaged, or missing.

Protective deck skirt that shields mower blades from objects and deck contact. Replace if cracked, broken, or missing to prevent blade damage.

Want to mulch grass clippings instead of bagging? This mulch plug blocks the discharge chute to recirculate clippings for fine mulching action.

Wing nut for lawn tractors and outdoor power equipment. Secures covers, guards, and components. Replace if stripped, missing, or damaged.