Easy
15-30 minutes
It is an authentic OEM sourced part which is specially made for DeWALT rotary hammers. This is an identical replacement for a faulty or a missing hardware that was installed on a new unit. The ring helps to secure the spring. Refer to the appropriate diagrams for your model to ensure the exact location and the correct application of this component. This high-quality ring is made of durable metal and is sold as an individual item.
Ring 579212-00
OEM part for: DeWALT
Part Number: 579212-00
$5.19
In Stock
Ships within 1 business day 
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Compatibility
This Ring will fit the following 318 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
DeWALT
Show More Compatible ModelsThis item works with the following types of products:
- Rotary Hammer Parts
Questions & Answers ?
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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.
SDS chuck did not hold bits properly.
John - August 1, 2016
👍 1 of 1 people found this instruction helpful
Tool Type
Hammer Drill
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver
Parts Used
1. I removed the rubber cap.
2. I removed the ring clip with a small screwdriver.
3. I removed the washer and ball
4. I installed the new washer which has an indent for the ball
5. I greased the new ball and inserted it in its slot
6. I installed the new ring clip to retain the washer
7. I reinstalled the rubber cap
2. I removed the ring clip with a small screwdriver.
3. I removed the washer and ball
4. I installed the new washer which has an indent for the ball
5. I greased the new ball and inserted it in its slot
6. I installed the new ring clip to retain the washer
7. I reinstalled the rubber cap
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Bits would not stay in the chuck
Richard - January 13, 2018
Tool Type
Rotary Hammer
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver
Removed the rubber dust shield in nose of tool.
Retracted tube to gain access to retaining clip.
Pried off clip & removed spring and ball.
Cleaned & replaced spring, ball , clip in reverse.
Tool works well.
Retracted tube to gain access to retaining clip.
Pried off clip & removed spring and ball.
Cleaned & replaced spring, ball , clip in reverse.
Tool works well.
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parts wore out
jim - July 16, 2017
Tool Type
Rotary Hammer
Difficulty
Easy
Time
15-30 minutes
Tools Used
, 2 smalk hoik tools
Removed old parts looked up parts manual picture to see the sequence in parts. Then reinstalled them.
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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.
