Find the right part faster
Multiple models matched. Select your model to confirm fit.

Nut-hex flange lock
Ensure your Green Machine Lawn Mower performs at its best with genuine OEM flange nut replacements from Repair Clinic. Designed to fit precisely and maintain the manufacturer's warranty, these Lawn Mower parts are essential for reliable operation. Whether you're dealing with a loose flange nut or need to replace one that's worn out, our extensive inventory of Lawn Mower repair parts online guarantees you'll find the exact fit for your model. For further assistance in maintaining your Lawn Equipment, explore our Lawn Mower parts section. Additionally, you can order replacement parts from our main replacement parts page for all your Lawn Equipment needs.
Maintaining your lawn mower in optimal condition is essential for a pristine lawn. Here are some FAQs to help with flange nut replacement for Green Machine lawn mowers.
If your lawn mower blade is wobbling or making unusual noises, the flange nut may be loose or worn out. Inspect the flange nut for any signs of damage or wear. Tightening it may solve the issue, but if it's stripped or damaged, replacement is necessary.
The cost of a replacement flange nut can vary depending on the model of your Green Machine lawn mower. Generally, these nuts are affordable. For an accurate price, it's best to check with a trusted retailer like Repair Clinic, which offers genuine OEM parts Lawn Equipment Parts.
First, disconnect the spark plug to prevent accidental starting. Use a wrench to remove the old flange nut from the blade assembly. Place the new flange nut and tighten it securely. Ensure the blade is balanced and properly aligned before reconnecting the spark plug. If you need more detailed instructions, Repair Clinic provides excellent resources for DIY repairs.
Visit for more parts: Lawn-Boy Lawn Mower Parts


Ensure your Green Machine Lawn Mower operates securely with genuine flange nut replacement parts from Repair Clinic. Flange nuts are essential for maintaining the integrity of your mower, ensuring parts remain fastened and stable during operation. Use our model number lookup to find the exact flange nut for your mower, and benefit from same-day shipping, No-Hassle 365-Day Returns, and our Price Match Guarantee. For installation guidance, visit our Lawn Mower Repair Help page or explore other Lawn Mower Gasket Seal Parts for comprehensive repair solutions.
Locating the model number of your lawn mower is essential for ordering replacement parts like the flange nut. Typically, the model number can be found on a label or sticker on the mower's deck, engine, or near the rear wheel. Knowing this number allows you to easily search for exact parts online, ensuring compatibility and ease of repair. Whether you're a homeowner or a professional technician, having the model number at hand simplifies finding the right lawn mower parts online, from repair parts to specific replacements like flange nuts. If your lawn mower's blades won't engage, this might be due to a damaged flange nut. Inspect the nut for wear and replace it if necessary. For all your lawn mower parts needs, including more complex components like Lawn Mower Dipstick Parts, knowing your model number can streamline the process and ensure you get the correct part quickly.
At Repair Clinic, we understand the importance of keeping your Lawn Mower in top condition. Whether you're needing a replacement flange nut or any other part, our dedicated customer service team is here to help. With live chat available seven days a week, you can get quick answers and expert troubleshooting advice. Our user-friendly online system allows you to easily look up parts by entering your Lawn Mower's model or part number, ensuring you find the exact replacement you need. Enjoy the peace of mind with our No-Hassle 365-Day Returns and Price Match Guarantee on genuine OEM parts. Whether your mower's battery keeps dying or the blades won't engage, our repair guides and videos can help you solve these issues with ease. Trust Repair Clinic to be your reliable partner in maintaining your Lawn Mower.

Repair Clinic has five ways for you to stop your lawn mower from leaking gas. Before we get to those, let's review how the gasoline you pour into the tank powers the mower.

Why does your lawn mower battery keep dying? Repair Clinic has done the research and this article will provide some answers, starting with what a battery's purpose is on a gas-powered lawn mower.

What's causing that black smoke to billow out of the engine? There are three likely reasons and they are all related to how a gas-powered lawn mower engine operates.