3Z811 (1987) MTD Leaf Blower / Vacuum - Overview

This silver metal lock washer helps prevent the nut on the drive belt pulley shaft from backing off during operation, it has a 5/16-inch inner diameter and a 1/2-inch outer diameter. one washer is included, replace it if fatigue or damage allows the connected shafts to spin freely, verify fit using the equipment model or owner manual

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.

Used for quick release of components, such as handles, this 3 Arm Thumb Screw is a manufacturer-sourced replacement part for hundreds of models of blowers and chippers. It is made of plastic and metal, is not sold as part of a kit or assembly, and is sold individually. This part is known to wear over time. If the threads become stripped...Read more, the handle is visibly damaged, or you can no longer tighten or loosen it, you will need to replace it. No tools are required to complete this repair. Customers rate this repair as Easy.

This Flat Washer is made of durable gold-colored metal and is an authentic OEM part. It is used to spread the load under a bolt or nut and is sold individually. This part will need to be replaced if you notice any signs of cupping, corrosion, or other damage. Customers rate this repair as Easy.

This is an authentic manufacturer-sourced replacement part which is specially designed for use with MTD and Ryobi lawn and garden equipment. Its purpose is to distribute the pressure evenly between connected parts, please make sure to refer to the appropriate diagrams of your model for the correct location and application of this hardware...Read more. Keep in mind this high-quality item is made of durable metal and 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.

This is an authentic replacement part sourced directly from the manufacturer. The flat washer is commonly found in yard equipment from MTD and Ryobi, such as snow throwers, lawn tractors, tillers, and blowers. This part is made of metal, and may be found in various locations in the machine, depending on model. Please be aware that ther...Read moree are different washers used in the machine. Refer to the parts diagram to be sure of ordering the correct part. You may require a screwdriver or wrench when replacing this item. The flat washer is available as an individual replacement part. Please note that in some of these models, the flat washer is secured with a push nut. Most push nuts are not reusable and will need to be replaced every time they are removed. If your model makes use of a push nut, you may want to purchase both parts at the same time.

This genuine item is supplied directly from the original equipment manufacturer for use with lawn and garden equipment. It is an identical replacement for a missing or a faulty hardware that was installed on a new unit. Please make sure to refer to the appropriate diagrams of your model for the correct location and application of this par...Read moret. Keep in mind this high-quality screw is made of durable metal and is sold individually. Note, you will need a wrench to secure or remove it.