This is a genuine replacement inner clamp washer that is supplied directly from original equipment manufacturer. It is used on Dewalt circular saws to secure the saw blade. This metal washer is sold individually. Please note, the outer washer and the blade bolt are both sold separately. You will need a wrench to remove the blade bolt when replacing this washer.
Inner Clamp Washer 650109-00
OEM part for: DeWALT
Part Number: 650109-00


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Compatibility
This Inner Clamp Washer will fit the following 23 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
Displaying 20 of 23 matching models.
DeWALT
Show More Compatible Models23 total model matches. Try the above search to narrow your results.
This is the official OEM part for the following brands:
- DeWALT
This item works with the following types of products:
- Circular Saw
- Saw
This part replaces obsolete part #: 605095-01
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Does this fit my product?Questions & Answers for Inner Clamp Washer
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.
Parts were missing from newly purchased saw
Tool Type
Circular Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Wrench Set
New circular saw was missing inner washer.
Tool Type
Circular Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Wrench Set
Parts Used
It was missing the listed parts
Tool Type
Circular Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Adjustable Wrench
Missing parts
Tool Type
Circular Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Wrench Set
parts were missing that held the blade on and the angle adjustment bolt was missing
Tool Type
Circular Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Wrench Set
put blade on shaft
put blade washer on top of blade on shaft
put bolt in shaft
tighten blade bolt with allen wrench
Missing parts
Tool Type
Circular Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Adjustable Wrench
Purchased a display tool missing parts
Tool Type
Circular Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Simple as that....
I bought the Dewalt 20volt circular saw from big box store, cheap because it was missing parts. Found what I needed on here and fixed it.
Tool Type
Circular Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Wrench Set
Missing some parts in transit
Tool Type
Circular Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Adjustable Wrench
Missing inner washer
Tool Type
Circular Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Wrench Set
Parts Used
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.
Learn MoreOur 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.