Part Location Diagram of 6.362-471.0 Karcher O-ring Seal 80,0 X 3,0 -nbr 7
See part G-5 in the diagram
Replacing your Karcher Pressure Washer O-ring Seal 80,0 X 3,0 -nbr 7
( Grid squares measure 1x1 inch )

O-ring Seal 80,0 X 3,0 -nbr 7 6.362-471.0

Manufactured by:
Karcher
ERP Number:
ERP9984335
Part Number:
6.362-471.0
Original Equipment Manufacturer ?
In Stock
Delivers in 3-5 Business Days!
Minimum Quantity of 2 required

A Bit Difficult 

30 - 60 mins 

(7 rated repairs) ?

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Product Description

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It is an OEM item which is made for Karcher pressure washers. This component provides an air-tight seal for the pump housing. Over time the material will wear out and it may begin to crack eventually requiring a replacement to prevent leaks. To ensure the correct installation of the new gasket, refer to the appropriate diagrams of your specific model. Note, it is made of a durable material and is sold as an individual component. You will need a socket set to take the pump housing apart in order to perform this repair.

Frequently Purchased Together

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Troubleshooting

This part works with the following brands:
  • Karcher
This part works with the following products:
  • Pressure Washer

Videos For installing this part.

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Replacing your O-ring Seal 80,0 X 3,0 -nbr 7

Customer Part Reviews

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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.

A Bit Difficult 

30 - 60 mins 

(7 rated repairs) ?
  • 1
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Pressure pulses

Christopher from Mayer, Minnesota

6 of 6 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
1- 2 hours
Tools:
Pliers, Screw drivers, Socket set, Wrench set
Watched your you tube video and it made the repair straight forward.
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Pump would only function a few seconds and go back to low pressure

Kent from Woodland Hills, Utah

4 of 4 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Socket set
1. Removed pump frame from casting that connects to gas motor.
2. Of the 3 pistons, two had popped the retainer clips off which releases the tension, and any function of the spring. One of the clips was damaged, the other was reusable.
3. Gear oil in the case was cloudy from water intrusion. Replaced the gear oil.
4. Had to purchase a piston to get a keeper/clip. One spring was slightly bent so I replaced it. On a unit more than 15 yrs old, I replaced rubber gasket even though old one was not leaking.
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Pump shaft was leaking oil.

John from Colorado Springs , Colorado

2 of 2 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Screw drivers, Socket set, Wrench set
1. Watched your video on removing and replacing the pump.
2. Removed pump and found I had no way to press the old bearing and seal out.
3. Ordered new pump housing, bearing, and oil seal. Much less expensive than a new pump.
4. Pressed new seal and bearing in place using a socket and a small hammer.
5. Added oil a nd reassembled as in the video.
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Pressure washer (Model 2650HH) was spewing out water between halves of valve housing

Daniel from NEWPORT NEWS, Virginia

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
1- 2 hours
Tools:
Pliers, Screw drivers, Socket set, Wrench (Adjustable)
1) watched several (multiple times) You Tube videos to understand the inside workings.
2) worked at removing the Actuation Housing. I realized that the key was probably rusted, and with some lubricant removed the housing.
3) Had to get Karcher USA to email me the owners manual and parts lists. (very timely/responsive).
4 ) three different orders placed, after realizing parts needed replaced.
5) Did not understand when replacing shaft seals (pt no 6.365.393.0) if the groove was to be oriented up or down.
6) Same thing for groove ring (pt no 6.365.394.0)
7) Assembled with new parts, but water still spews out between the 2 housing halves.
8) Water mixed with oil is still present. I will need to disassemble, clean, and consider other part replacement. The PW worked fine with wand activation at the startup, but the water side seems to be leaking into the oil reservoir and forcing oil out. I was surprised to see behind the swash plate (wobble plate). May have to disassemble the to place the seal ring (pt no 7.367-018.0).
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Broken piston spring inside pump

Mark from WINONA, Minnesota

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Wrench set
replaced piston & spring lubed cnande oil replaced unloader and gasket
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Pump was leaking oil

Thomas from HOPEWELL JUNCTION, New York

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Socket set, Wrench set
Parts Used:
6.365-393.0, 6.362-471.0
Followed your YouTube repair video to every detail. After re-assembly powered up pressure washer and the pump still leaked oil.
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The gasket in the gas bulb was shot so I just needed to replace it.

James from Winona, Minnesota

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Socket set
Parts Used:
6.362-471.0
Take the bottom off and put the new gasket in and put it back together.
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP9984335
Manufacturer Part Number: 6.362-471.0
Brand Model Number Description
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