Easy
15-30 minutes
This is a Manufacturer Approved replacement nut 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.
Nut Lock 596040501
OEM part for: Husqvarna, Poulan, Ryobi, Weed Eater, Craftsman, Jonsered
Part Number: 596040501
$3.99
In Stock
Ships within 1 business day 
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Product Description ?
- Size: 5/16-18
- Classification: Part
- Weight: 0.01 lbs.
- Shipping: Ships Worldwide
Frequently Purchased Together ?
Compatibility
This Nut Lock will fit the following 6055 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
Poulan
Ryobi
Husqvarna
Weed Eater
Craftsman
Jonsered
Show More Compatible ModelsThis item works with the following types of products:
- Lawn Mower Parts
- Lawn Tractor Parts
- Snowblower Parts
- Heater Parts
- Trimmer Parts
- Grass Trimmer Parts
- Cultivator Parts
This part replaces obsolete part #: 5321710-26, 73980500, 8739905-00, 5320631-24, 8739805-00, 873800500 (Blk D), 8980001-29, 73990500, 873690500, 873990500, 532063124, 8735105-00, 73510500, 73970500, 8739705-00, 8736805-00, 8738005-00, 873970500, 873510500, 873980500, 73690500, 73800500, 63124, 873680500, 873800500, 73680500
Customer Part Reviews ?
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Parts came as described
Good service my parts came as it should and im happy about it
Guest -
May 19, 2020
Verified Purchase
Mower parts
Fast shipping. Easy to Ofer online. Will use again
Guest -
September 23, 2019
Verified Purchase
worked as expected
the deck is working great again
RONALD -
September 13, 2019
Verified Purchase
Worked as expected
Arrived on time, no problems.
Guest -
July 31, 2019
Verified Purchase
Didn't fit
Did not fit, not the right size.
Guest -
September 11, 2019
Verified Purchase
eReplacementParts Team
Good Morning, thank you for your review. We have emailed you in regards to this issue. We look forward to hearing from you!
Questions & Answers ?
Our customer Service team is at the ready daily to answer your part and product questions.
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Does this fit my product?Questions & Answers for Nut Lock
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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.
Wheel bearing wore out. Baffle vortex on mower deck was bent
John - July 26, 2017
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Tractor
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Pliers, Socket set
Removed front tire and pounded out old flange bearings. Installed new bearing and greased.
Baffle vortex has 3 bolts. Removed and installed new one.
Baffle vortex has 3 bolts. Removed and installed new one.
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Baffle Front RH wore out, had to be replaced.
Larry - July 26, 2017
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Tractor
Difficulty
Easy
Time
15-30 minutes
Tools Used
Socket set, Wire brush and rag.
1. Removed old bolts and part.
2. Cleaned the deck area with wire brush and rag.
3. Using the new bolts and nuts, mounted the replacement part on the mower deck.
4. Job very easy. Part fit perfectly.
2. Cleaned the deck area with wire brush and rag.
3. Using the new bolts and nuts, mounted the replacement part on the mower deck.
4. Job very easy. Part fit perfectly.
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The baffle broke
Thomas - June 30, 2017
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Tractor
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Socket set
Used wrench to remove broken parts and replaced with the new ones.
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Bolts old and worn
John - May 29, 2017
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Tractor
Difficulty
Easy
Time
15-30 minutes
Tools Used
Socket set
Parts Used
Removed old bolts and nuts and replaced with same, but new ones
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Washout port and baffle vortex needed replacing
John - September 12, 2016
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Tractor
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Socket set, Wrench Set
Screwed on the washout port and screwed on the baffle vortex
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Sheared off front adjustment/axle bolt. Unable to put front wheel on mower.
Michael - August 30, 2016
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Mower
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Pliers, Socket set, Wrench Set
Removed the remainder of the bolt. Adjusted tension on adjustment arm by squeezing it with the pliers a bit. Installed new adjustment/axle bolt. Tightened self locking nut and tested for proper operation.
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I had damaged the part driving off pavement. i will watch this from now on.
Kenneth - June 14, 2016
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Tractor
Difficulty
Medium
Time
30-60 minutes
Tools Used
Socket set, Wrench Set
I had done this repair before. I have a lawn tractor lift. This worked great.
Ken
Ken
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Lawn mower needed a new deflector and hardware
Michael - April 7, 2016
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Mower
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver, Socket set, Wrench Set
Removed the old hardware and installed the new hardware and new deflector
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The harness socket wires burnt out and had to be replaced. The baffle broke.
Michael - April 3, 2016
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Tractor
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Pliers
Plugged in the harness socket with bulbs and screw on the baffle. Needed to straighten out the area the baffle attached to.
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Left & right skids worn out from use.
George - January 28, 2016
👍 1 of 1 people found this instruction helpful
Tool Type
Snowblower
Difficulty
Medium
Time
15-30 minutes
Tools Used
Socket set, Vice Grip pliers
Ordered new skids & all new shoulder bolts with nuts - only hang up was removing the old corroded hardware. Used Vice Grips to hold the rounded head of the shoulder bolts from spinning to remove the lock nuts. Installation of new skids with new hardware was simple.
Happy with parts availability & relatively quick standard deivery.
Happy with parts availability & relatively quick standard deivery.
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Load More Install Stories
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.
