Part Location Diagram of 90618229 DeWALT Washer
See part 24 in the diagram
( Grid squares measure 1x1 inch )

Washer 90618229

Manufactured by:
DeWALT
ERP Number:
ERP12505518
Part Number:
90618229
Original Equipment Manufacturer ?
In Stock
Delivers in 3-5 Business Days!
Minimum Quantity of 2 required

Easy 

15 - 30 mins 

(11 rated repairs) ?

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Product Description

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This is a flat metal washer designed for use with various chainsaw models to enhance the secure fastening of the main drive sprocket within the chain drive. It is an authentic OEM washer meant to be positioned between the main drive sprocket and a securing screw, both available separately. Before making your purchase, it is advisable to contemplate replacing the corresponding screw when replacing this washer. This ensures that they wear uniformly, establishing a sturdy connection, particularly in equipment that experiences substantial vibrations during operation. If you observe wear on your main drive sprocket or encounter issues such as chain skipping or dislodging, contemplate replacing the hardware responsible for its fastening, including this washer, to fortify the entire drive assembly.

Frequently Purchased Together

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Troubleshooting

This part fixes the following symptoms:
  • Chain comes off guide bar
This part works with the following brands:
  • DeWALT
  • Craftsman
This part works with the following products:
  • Chainsaw

Customer Part Reviews

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4.9
Average Rating (out of 5):
★★★★★
★★★★★
(12 Reviews)
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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.

Easy 

15 - 30 mins 

(11 rated repairs) ?
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Sorry, we couldn't find any existing installation instruction that matched.

drive sprocket damaged

Jennifer from Wausau , Wisconsin

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Wrench set
Parts Used:
90639221, 90618229, 90618228
followed directions online on how to remove drive sprocket--easier than thought to repair
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Drive sprocket stripped

Robert from Somerville , Texas

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Nutdriver, Pliers, Screw drivers
Parts Used:
90639221, 90618229, 90618228
Removed housing and shield, cleaned up all the dirt and sawdust, pulled out old sprocket, and put on new one. It turned out the screw holding the old washer had not backed out but actually broke off. I used a drill and bit going forward to back out the remnants of the left-handed screw, put on the new washer, and installed the new screw . Easy-peasy.
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The sproket was worn and the bolt had snapped.

Joe from MONTROSS, Virginia

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
90639221, 90618229, 90618228
1. I removed the chain guard, the chain guide, and the chain.
2. I removed the broken bolt.
3. I then removed the plastic plate holding the sprocket in place.
4. I then slid off the worn sprocket, replaced it with the new sprocket, installed the new washer, and bolted it on with the left threaded screw.
5. Then I put everything back together.
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striped sprocket

Richard from Jacksonville, North Carolina

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Screw drivers
Parts Used:
90624303, 90618229, 90618228
removed and replaced
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Lost the screw and washer on the chain sprocket

Ned from Smithfield, Utah

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Pliers, Screw drivers
Parts Used:
90639221, 90618229, 90618228
Removed the bar and chain and outer cover with recessed #15 extended star bit. That allowed access to the chain sprocket. Lifted out the old replaced with new along with left hand thread screw and new washer. Reassembled the case bar and chain.
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Washer and screw were missing causing the chain to come off.

James from Vernon, New York

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
90639221, 90618229
Replaced washer and screw.
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chain kept coming off and I found that the washer and retaining ring had come off and gotten lost

Steven from INGLESIDE, Texas

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Parts Used:
90624303, 90618229
Most of the time was spent scraping and cleaning out the varnish-like crud under the sprocket so the sprocket would seat properly and I would have room to install the retainer ring. The double spiral retainer ring was too stiff to spread by hand so I had to drill out a piece of bar stock for a tool to hold it centered over the spindle an d tap the bar stock with a hammer to knock it on.
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chain detached from sprocket

Bridger from Inverness, California

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Socket set
Parts Used:
90639221, 90618229
removed bar and chain
cleaned parts of accumulated sawdust
replaced washer and LEFT-handed screw to sprocket shaft
reinstalled bar with chain
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Bolt broke off. Had to remove and replace

Leo from Alborn , Minnesota

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Wrench (Adjustable)
Parts Used:
90639221, 90618229
Removed remaining bolt and replaced with new bolt and washer.
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Screw and keeper washer vibrated off and were lost.

Jeff from Holland, Michigan

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Socket set
Parts Used:
90639221, 90618229
1. Tool-less removal of housing on chainsaw.
2. Installed screw and washer to hold chain drive sprocket.
3. Installed chain
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Model Cross Reference

This part works with the following models:
ERP Number: ERP12505518
Manufacturer Part Number: 90618229
Brand Model Number Description
Craftsman CMCCS620B Chainsaw - Chainsaw
Craftsman CMCCS620M1 Chainsaw - 20v Max Compact Chainsaw
Craftsman CMCCS660E1 Chainsaw - 60v Max 16in Chnsaw
DeWALT DCCS620B Chainsaw - 20v Com Chainsaw Ba
DeWALT DCCS620BR Chainsaw - Chainsaw
DeWALT DCCS620P1 Chainsaw - 20v Max Compact Chainsaw
DeWALT DCCS620P1R Chainsaw - Chainsaw
DeWALT DCCS621B Chainsaw - Chainsaw
DeWALT DCCS621P1 Chainsaw - Chainsaw
DeWALT DCCS670B Chainsaw - Dw 60v Mx Chnsw Bare
DeWALT DCCS670BR Chainsaw - Chainsaw
DeWALT DCCS670X1 Chainsaw - 60v 16in Dw Chainsaw
DeWALT DCCS690B Chainsaw - 40v Brshles Chain Ba
DeWALT DCCS690H1 Chainsaw - 40v 16in Lith Chnsaw
DeWALT DCCS690M1 Chainsaw - 16 In 40v Lith Chain