Easy
Less than 15 minutes
This is a Genuine Manufacturer Sourced replacement part used on Dewalt Angle Grinders. The purpose of this Clamp Washer is to provide support for the Grinding Wheel to the Spindle Shaft. This Clamp Washer is made out of Metal and it is Sold Individually. You would need Hex Wrench to replace this part.
Clamp Washer N115381
OEM part for: DeWALT
Part Number: N115381
$5.19
In Stock
Ships within 1 business day 
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Compatibility
This Clamp Washer will fit the following 135 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:
- Grinder Parts
Customer Part Reviews ?
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Exactly what I needed
Part was the exact part that came from the factory. Fast shipping
Guest -
April 4, 2023
Verified Purchase
Perfect replacement part!!!
Washer was brand new,fit perfectly, ereplacement is my go to for factory parts. My grinder is running like new again.
Mike -
April 15, 2021
Verified Purchase
Easy to order.
Parts were exactly as pictured. Fast shipping.
Guest -
November 17, 2020
Verified Purchase
Great product, and would buy again.
The product was great. It completely suited my needs. Was sceptical at first, however I was very pleased when the product arrived on time..
Guest -
November 19, 2019
Verified Purchase
Fit Dewalt 4 1/2 inch grinder perfect.
Part was as described. Every time I have ordered from ereplacement parts, everything was as described and worked perfectly.
Guest -
October 25, 2019
Verified Purchase
Great parts
JUST WHAT i NEEDED , I NOW HAVE A PARTS COMPANY i CAN COUNT ON
Juan -
September 21, 2019
Verified Purchase
Questions & Answers ?
Our customer Service team is at the ready daily to answer your part and product questions.
Ask our Team
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 Clamp Washer
I need the backing plate for this. Have the outer nut. Need to hold cutoff disk. You have one?
Tom
for model number Dewalt grinder 400 serial 460340
asked on 2022-02-17
Hi Tom,
Thank you for your question. Before we can verify if we carry the part, we will need the model and type numbers from your grinder. The model number will be found in the upper left corner on a nameplate with the type number listed under it. If you could resubmit your question with this information, we would be happy to help you. We are open 7 days a week. We look forward to hearing from you!
eReplacementParts Team February 17, 2022
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 missing
Wayne - September 1, 2023
👍 1 of 1 people found this instruction helpful
Tool Type
Grinder
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, No tool needed
Parts Used
Install clamp washer ,flanged hex nut ,parts fit just like original Dewalt parts
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Hex hole flange and clamp washer were twisted due to cutting wheel being warp during rebar cutting.
Jorge - October 6, 2023
Tool Type
Grinder
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Wrench Set
Parts Used
Remove old clamp washer with my fingers install the new one just by pressing it into place.
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Lost Flange and Washer
Larry - December 2, 2018
Tool Type
Grinder
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, No tools required
Just replacement washer and flange. eReplacment sent me exactly what I ordered and ahead of schedule. Very happy with them.
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Lost the original part and couldn't find it.
Jo - September 30, 2018
Tool Type
Grinder
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, Allen wrench
Parts Used
Put on the new washer
Put on the cutting wheel
Put on the part that holds the wheel in place
Tightened it down
Put on the cutting wheel
Put on the part that holds the wheel in place
Tightened it down
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Would not power on, parts missing.
Willard - April 4, 2018
👍 1 of 2 people found this instruction helpful
Tool Type
Grinder
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver, Pliers, Ohmmeter
1. Removed the grinder end cover.
2. Checked the switch, found it bad.
3. Replaced the switch, reassembled the grinder.
4. Replaced the missing guard and the clamp washer.
2. Checked the switch, found it bad.
3. Replaced the switch, reassembled the grinder.
4. Replaced the missing guard and the clamp washer.
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My grinder was missing two parts, got them replaced , and it works now.
Frank - December 15, 2017
Tool Type
Grinder
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, Hand application
Parts Used
Replaced missing items. Repair went great! Now the grinder is fully functional.
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Missing part
ALE - November 10, 2017
Tool Type
Grinder
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Parts Used
Placed the clamp washer on the grinder spindle
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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.
