TTX691CKA52400 ((408644346-999999999)(2021)) Exmark Lawn Mower - Overview

The Ni Lock Nut (Nylock Nut) is a Silver, 5/16x18, individually sold metal nut. It can be adjusted and replaced using a wrench or socket and torque wrench to the manufacturer specfications, and is used to secure the sheer pin in place on the augur. These nuts are a one time use part due to their locking mechanism. You'll know the nut has...Read more broken because the augur will not spin, and this is when the part should be replaced. Customers found this to be an easy repair.

This is a genuine OEM sourced hardware that is specifically made for use with Toro lawn and garden equipment. It is a standard hardware which may have multiple applications depending on the model of your unit. Please make sure to refer to the appropriate diagrams for the correct location and application of this part. Keep in mind this hig...Read moreh-quality flange nut is made of durable metal and is sold individually. Note, you will need a wrench to secure or remove it.

This carriage screw is a genuine manufacturer sourced replacement part. It is specially designed for use with Toro snowblowers. This screw is generally used to secure the scraper blade. The square area under the head is designed to fit into a square hole in the workpiece. It is this square hole that restrains the screw and keeps it from t...Read moreurning when the nut is tightened. Please note, this screw is made out of metal and it is sold individually.

This is an authentic replacement part manufactured for use with Toro snowthrowers. The ni lock nut is designed to prevent from being unthreaded from vibration. This nut is used with several different models of snowthrowers and is used with various applications. The nut is sold as an individual replacement part, please see model diagram for associative parts.

The Nut-Flange, Ni, simply known as a Flange Nut, is a silver metal individually sold part which can be applied with a wrench or socket and torque wrench. Simply torque the part to the manufacturer specifications. It is used to secure the idler arm assembly to the frame, and will need to be replaced if damaged. You can tell if it is brok...Read moreen if there are signs of visible damage, or the part won't tighten all the way due to damaged threads. Customers rated this repair as easy.

This part is sold individually and is made of plastic and metal. The single pole switch connects to the wiring harness. A set of pliers may be required to replace this part if it becomes broken. It is a genuine OEM sourced part which is specially designed for use with Toro and Lawn Boy for use in lawn tractors and riding mowers.

It is a genuine OEM sourced replacement part which is specially designed for use with Toro snowblowers. Please make sure to refer to the appropriate diagrams of your model for the correct location and application of this hardware. Keep in mind this high-quality screw is made of durable metal and is sold individually.

It is made of metal and is sold individually. The screw connects to the idler pulley. A socket set might be needed during the installation process. Over time this part may become stripped and will need to be replaced. This part is an OEM from Toro and Lawn Boy for use in snowthrowers, tillers, blower-vacuums, and lawn tractors.

This replacement flat washer is sourced directly from the original equipment manufacturer, it is specially designed for use with Toro riding lawn and garden equipment. It helps to distribute the pressure evenly between connected parts to ensure a tight fit, please refer to the appropriate diagrams of your model for the correct location an...Read mored application of this hardware. Keep in mind this durable metal washer is sold individually.

This authentic manufacturer-sourced component is made for use with snowthrowers. The lock nut is a standard hardware which may have multiple applications, please make sure to refer to the appropriate diagrams of your specific model for the correct location and application of this part. Note, the lock nut is designed to resist loosening wh...Read moreen it is properly secured. Keep in mind this high-quality part is made of durable metal and is sold individually.