Medium
30-60 minutes
This is a genuine manufacturer-sourced item that is specially made for use with Ryobi and MTD lawn and garden equipment. It is a standard hardware which may have multiple applications, please make sure to refer to the appropriate diagrams of your model for the correct location and application of this item. Keep in mind this high-quality hardware is made of durable metal and is sold individually.
Nut-hex Lock 912-0431
OEM part for: MTD, Ryobi
Part Number: 912-0431
$4.95
In Stock
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Compatibility
This Nut-hex Lock will fit the following 16866 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
This item works with the following types of products:
- Lawn Tractor Parts
- Lawn Mower Parts
- Cultivator Parts
- Trimmer Parts
This part replaces obsolete part #: YS-712-0431, 7120431, 706-10639, 712-0431
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Got the Part I needed.
Easy to order, arrived timely. Good job ERP! Thanks.
D -
June 23, 2020
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Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Lawn mower wheel pivot arm was cracked
Larry - June 6, 2018
Tool Type
Lawn Mower
Difficulty
Easy
Time
15-30 minutes
Tools Used
Socket set, Wrench Set, Adjustable Wrench
Removed old pivot arm and replaced it, simple, one nut.
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Gears just wore out.
stephen - October 2, 2017
Tool Type
Lawn Tractor
Difficulty
Easy
Time
30-60 minutes
Tools Used
Screwdriver, Pliers, Power Drill, Socket set, Wrench Set, Nutdriver, Adjustable Wrench
Parts Used
Removed the steering column and the gears. Most parts lasted 15 years. It was time to just update a few things.
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Idler Pulley seemed wore out.
richard - August 23, 2017
Tool Type
Lawn Mower
Difficulty
Hard
Time
1-2 hours
Tools Used
Socket set, Wrench Set
1. Cut hole in floorboard to get to nut. (some mowers have a panel to remove)
2. Raised back end of the mower on a lift.
3. Took off the pulley with 1/2 inch socket on nut and 1/2 inch wrench on bolt. Took off pulley, belt, and hardware,
4. Put on new pulley, shoulder spacer, flange nut and belt at same time.
5. Ground down hole in floorboard smooth. Covered with duct tape til figure out permanent cover.
6. Should have adjusted variable speed pedal while idler was apart, but didn't think of it at the time.
7. Later will adjust variable speed idler the long way per manual.
2. Raised back end of the mower on a lift.
3. Took off the pulley with 1/2 inch socket on nut and 1/2 inch wrench on bolt. Took off pulley, belt, and hardware,
4. Put on new pulley, shoulder spacer, flange nut and belt at same time.
5. Ground down hole in floorboard smooth. Covered with duct tape til figure out permanent cover.
6. Should have adjusted variable speed pedal while idler was apart, but didn't think of it at the time.
7. Later will adjust variable speed idler the long way per manual.
Did you find this story helpful?
Thanks for voting and helping fellow customers!
OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.
Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.
