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Multiple models matched. Select your model to confirm fit.

Nylon insert locking nut. Used as part of the shear bolt assembly, as well as other locations within the equipment.

Nut-Locking. The manufacturer has changed vendors and the part may vary in character. Some do not have a nylon insert, however the nut is a locking type.

Hex nut, 5/16-18 Thd.

Lock nut

Nut 1/4-20 nylock

Nut 5/16-18 gr5

Lawn Tractor Nut

Nut-lock, ni

Nut lock flange

Husqvarna bar mounting nut.

Nut

Nut-lock

Husqvarna nut, 3/8-16.

Pushnut cap 1/4

Nut-lock, ni
Keep your Craftsman String Trimmer operating at peak performance with genuine OEM nut parts from Repair Clinic. Our replacement String Trimmer parts not only support proper fit and performance but also ensure a proper fit for your specific model. Whether you're dealing with a loose or missing nut, our high-quality replacement weed eater parts are designed to deliver a secure and reliable fit, vital for optimal string trimmer performance. For any DIY enthusiast or professional technician, having the right string trimmer repair parts is crucial. Find our extensive inventory of weed wacker parts and order your replacement parts today from our replacement parts page. For additional support, browse our Craftsman String Trimmer parts selection to find everything you need for a straightforward repair experience.
Understanding how to maintain and replace parts on your Craftsman string trimmer is essential for efficient operation. Here are some common questions about string trimmer nut replacement and related issues.
The string trimmer nut secures the trimmer head to the drive shaft. A worn or loose nut can cause the trimmer head to malfunction, making it crucial to replace it with a genuine OEM part.
To replace the nut, first, ensure the trimmer is turned off and unplugged. Use a wrench to remove the old nut and replace it with a new one, securing it tightly to prevent the trimmer head from coming loose during operation.
At Repair Clinic, you can find a wide range of lawn equipment parts, including genuine Craftsman string trimmer parts. We offer a price match guarantee on all OEM parts and provide same-day shipping for quick delivery.
For more specific Craftsman string trimmer parts like trimmer heads, visit our Craftsman String Trimmer Trimmer Head Parts page.


Ensure your Craftsman string trimmer is securely assembled with our genuine nut replacements. Easily order replacement string trimmer parts online, including nuts specifically designed for your model. Quickly find the exact Craftsman string trimmer nut you need by entering your model or part number. Enjoy the convenience of same-day shipping, ensuring your parts arrive promptly. With a No-Hassle 365-Day Return policy, you can shop confidently knowing you can return any uninstalled part. Our Price Match Guarantee ensures you receive competitive pricing on all genuine OEM parts. Keep your trimmer running smoothly by replacing worn nuts, which can prevent common issues like the trimmer head not spinning properly or running rough. For additional help, visit our String Trimmer Repair Help page. Browse more parts at the Craftsman String Trimmer Parts section for all your repair needs.
On Craftsman string trimmers, look for the model number on a label on the main housing near the engine or along the shaft. Clean off grass and dirt if the label is hard to read, and copy the letters, numbers, and punctuation exactly as shown. Type it into our model number lookup and the catalog narrows to parts made for your unit, across every part category. Using the complete model number helps separate similar Craftsman trimmers and accounts for design changes between production runs. You order with confidence knowing the fit is right.

The right screws, bolts, and nuts keep panels secure and components tight during repairs. Repair Clinic stocks OEM fasteners for a wide range of appliances and equipment, along with reference material for the more specific applications. Use the model number lookup to confirm the exact fastener for your unit.

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.