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Ryobi Parts

Lock Nut 678018001

OEM part for: Ryobi

Part Number: 678018001


Install
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Grid squares measure 1x1 inch
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Ships within 1 business day
Easy 15-30 minutes (6 rated repairs)?
OEM: Original Equipment Manufacturer ?
Ryobi
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Product Description ?

This is a Manufacturer Sourced replacement part for Lawn and Garden equipment. This item is Metal an is Sold Individually. A lock nut is a type of nut that resists loosening when properly threaded onto a bolt. This Locking Nut secures the cutting blade on the Trimmers/Brushcutters.

You would need a Wrench to tighten or loosen this Hex Nut.

  • Classification: Part
  • Weight: 0.01 lbs.
  • Shipping: Ships Worldwide

Frequently Purchased Together ?

Compatibility

This Lock Nut will fit the following 160 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.

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This item works with the following types of products:

  • Trimmer Parts

This part replaces obsolete part #: 4277, 04277, UP04127

Customer Part Reviews ?

5
Average Rating (out of 5):
7 Reviews
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  • Left-hand threaded nut for lawn trimmer.
    The left-hand threaded nut arrived quickly. It was a perfect fit. It restored the trimmer so that it operated normally. Very pleased!
    Guest - October 18, 2023 Verified Purchase
    Trimmer accessory lock nut
    Thanks I got that part that I needed and now it is installed
    Guest - April 5, 2023 Verified Purchase
    Easy repair
    Perfect
    Guest - April 4, 2023 Verified Purchase
    Perfect part
    This part was exactly what I ordered and shipped quickly
    Glenn - March 29, 2023 Verified Purchase
    Easy repair. Perfect fit!
    Item came quickly in perfect condition.
    Guest - September 6, 2022 Verified Purchase
    Parts for Ryobi
    Love this site. Easy to figure out the parts I need to keep my tools like new.
    Peter - July 4, 2022 Verified Purchase
    Perfect
    Part is perfect weed eater is working
    Guest - April 6, 2021 Verified Purchase

    Questions & Answers ?

    Our customer Service team is at the ready daily to answer your part and product questions.

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    We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.

    Does this fit my product?

    Questions & Answers for Lock Nut


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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.

    Easy 15-30 minutes (6 rated repairs)?

    the nut striped

    Charles - November 6, 2022
    Tool Type

    Trimmer

    Difficulty

    Easy

    Time

    15-30 minutes

    Tools Used

    Screwdriver, Nutdriver

    removed the old parts
    replace the gear box with the new unit
    installed the new cutting blade
    Did you find this story helpful?
    Thanks for voting and helping fellow customers!

    Lock nut was stripped.

    John - July 14, 2020
    Tool Type

    Edger

    Difficulty

    Easy

    Time

    Less than 15 minutes

    Tools Used

    Screwdriver, Socket set

    Used a dremel tool to cut the damaged lock nut off.
    Then I replaced the edger blade.
    Did you find this story helpful?
    Thanks for voting and helping fellow customers!

    Missing hardware.

    John - July 22, 2017
    Tool Type

    Blower

    Difficulty

    Easy

    Time

    15-30 minutes

    Tools Used

    Screwdriver, Pliers, Socket set, Nutdriver

    Replaced the parts.
    Did you find this story helpful?
    Thanks for voting and helping fellow customers!

    Lost the lock nut which holds the blade on

    Thomas - November 22, 2016
    Tool Type

    Trimmer

    Difficulty

    Hard

    Time

    More than 2 hours

    Tools Used

    Socket set

    Just placed the rear flange on the spindle , followed by the blade, cupped washer and the nut.
    Did you find this story helpful?
    Thanks for voting and helping fellow customers!

    Lock nut was damaged

    Dan - June 9, 2016
    Tool Type

    Edger

    Difficulty

    Easy

    Time

    Less than 15 minutes

    Tools Used

    Socket set

    Took off the old nut and put on the new. Very simple
    Did you find this story helpful?
    Thanks for voting and helping fellow customers!

    Added brush cutter to weed eater

    JAMES - August 22, 2017
    👍 0 of 1 people found this instruction helpful
    Tool Type

    Trimmer

    Difficulty

    Easy

    Time

    15-30 minutes

    Tools Used

    Wrench Set

    Disassembled string head and assembled cutter
    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.

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