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

MTD flange lock nut, 5/16-18.

MTD flange lock-nut, 1/4-20.

MTD flange lock nut, 5/8-18. This nut should be replaced if it has been removed.

Nut hex flange

Lock nut, 3/8-16

Nut-hex-flange (l.h)

Flange lock nut
Ensure your Poulan string trimmer operates at peak performance with genuine OEM flange nut replacements from Repair Clinic. These essential components are designed to maintain the manufacturer's warranty and provide a precise fit for your specific trimmer model. Whether you're addressing issues like a trimmer head that won't spin due to a worn flange nut or replacing damaged parts after extensive use, having the right Poulan string trimmer parts is crucial. For DIY enthusiasts and technicians, Repair Clinic offers an extensive selection of replacement string trimmer parts online, ensuring you can easily order replacement parts with confidence. For more Poulan-specific components, explore our Poulan Pro String Trimmer Parts page. To access a broader range of repair parts for various equipment, visit our replacement parts section.
If you're looking to replace the flange nut on your Poulan string trimmer, you've come to the right place. Below are some frequently asked questions to assist you in finding and installing the right replacement parts.
Check your model number, usually found on the trimmer's shaft or engine housing. Use this number to search for compatible parts. Ensure you select a genuine OEM flange nut for a perfect fit.
If the trimmer head is wobbling or you hear unusual noises during operation, it may indicate a loose or damaged flange nut. Replace it promptly to maintain performance and safety.
Visit Repair Clinic to find a wide selection of genuine Poulan string trimmer parts. Enjoy their price match guarantee and 365-day return policy.
For other Poulan trimmer parts, consider visiting the Poulan String Trimmer Parts page for more options.


Ensure your Poulan string trimmer operates smoothly by replacing worn or missing flange nuts promptly. Our online store makes it simple to find the exact flange nut replacement you need for your Poulan weed eater. With our model number lookup, you can easily locate compatible parts, ensuring a perfect fit every time. Enjoy the convenience of same-day shipping, so you can get your trimmer back in action without delay. Plus, with our No-Hassle 365-Day Returns and Price Match Guarantee, you can shop with confidence. Keep your string trimmer running efficiently by addressing common issues like a trimmer head that won't spin, often caused by a broken flange nut or clutch. Discover more String Trimmer Repair Help for troubleshooting and repairs. Visit our Poulan Pro String Trimmer Parts page to explore additional components. Get your equipment working like new again with our reliable flange nut replacements.
Locating the model number on your string trimmer is crucial for finding the right replacement parts, such as a flange nut. This number is often found on a label or sticker, usually on the trimmer's shaft, motor housing, or near the handle. Ensure you have this information at hand when searching for string trimmer parts online. Incorporating the model number into your search can streamline the process, allowing for quicker identification of the correct weed wacker parts, including replacement string trimmer parts and weed eater replacement parts. For more tips on finding your model number, visit our Husqvarna String Trimmer Parts page.

At Repair Clinic, we're committed to helping you find the exact Poulan String Trimmer flange nut or any other replacement part you need. With our user-friendly model/part number lookup, you can easily locate genuine OEM parts for your weed eater. Our dedicated customer service team is available seven days a week to assist with any questions. Use our live chat for quick support and rest assured you're getting the best price with our Price Match Guarantee. Common issues like a trimmer head that won't spin can often be fixed by replacing the drive shaft or trimmer head. Access our DIY repair guides for simple solutions and enjoy no-hassle 365-day returns. Shop with confidence and ensure smooth operation of your equipment.

Learn the correct way to replace your string trimmer line for optimal performance. Follow these simple steps to ensure smooth trimming and prevent frustrating tangles or breakage.

Is your string trimmer head not spinning? Common causes include a worn drive shaft, faulty clutch, broken trimmer head, or tangled line. Diagnose and fix the issue with these expert tips.

A faulty spark plug can cause engine misfires, hard starts, rough idling, or power loss. Learn how to recognize bad spark plug symptoms and when to replace them for smooth operation.