K20 - Overview

This OEM Grooved Ring is a 12 x 20 x 4/6 rubber ring which can be installed with a screwdriver and wrench set. Installation is rated as "Medium" difficulty. It attaches in the cylinder head and is used to keep the oil in the pump from mixing with the water. If broken it will leak and must be replaced.

This is a genuine OEM replacement part, sold individually. This Bumper helps keep the fuel tank in place, and minimizes vibration of the fuel tank. This part is used with a variety of string trimmers, compatible with the models listed below.

This is a manufacturer sourced replacement part designed for use with Karcher pressure washers. This ring provides an air-tight seal for the cylinder head. Over time this ring will shrink, become brittle and crack allowing for air leaks. At that time it should be replaced. It is made out of rubber and it is sold individually. Replacing this item you would need hex key/allen wrench and pliers to replace this item.

Springs are used within outdoor power equipment to provide tension and shock absorption, depending on their application and use. This spring is designed for use within trimmers/brush cutters and is made to provide tension on the spool reel mechanism, and in some cases may be used to advance the line whenever portions of it are cut off. Th...Read moreis spring measures approximately 1.3-inches in length when extended and comes as an individual part. If you notice the line/spool in your trimmer is not advancing or is coming too quickly, the spring may be damaged and need replacing. Since this spring is a high-use part, it is not uncommon for it to lose tension over time and need to be replaced. To replace the spring, you will need to unscrew the covering cap, remove the spool feeding reel, remove the old spring and install the new spring with the rest of the assembly. Make sure to feed the line back into the appropriate feeding holes prior to operation of the trimmer.

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 sp...Read moreecific 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.

The plastic grooved ring fits next to the washer which fits next to the other grooved ring, part number 6.365-341.0, which is sold separately. This is an original Karcher part used in pressure washers. The ring is sold as an individual replacement part. A screwdriver might be needed during installation of this part.

This is an authentic OEM part made by Karcher for use in pressure washers. The connection fits next to the filter and the cover on one side and the hose coupling on the other. It is made of plastic and will need replacing if it breaks. A screwdriver might be needed during the installation process. This part is available as an individual replacement.

O-rings are flexible circles which are used to prevent leaks and maintain pressure. This part is an authentic OEM replacement ring used in Karcher pressure washers. These O-rings are used at the connection point between the machine and its hose. This set includes five (5) identical O-rings. Please note that the wand itself uses a separat...Read moree set of O-rings, part # 2.640-729.0 O-Ring Seal Set. Multiple other sizes of O-ring are used in various other spots on these machines; see manual for part numbers and placements.

This is a drain plug for different models of pressure washers. It is used to seal the check valve for the engine of the pressure washer and features an O-ring that can deteriorate over time. Failing to replace the drain plug can result in water leakage from the pump, potentially causing damage to the pump and surrounding parts, and leadin...Read moreg to pump overheating and seizing. To replace this drain plug, you will only need a few tools such as a screwdriver, Allen key, a set of pliers, and a utility knife. First, remove the pump from the pressure washer assembly using a screwdriver or Allen key. Then, disconnect the detergent hose by cutting it with a utility knife. Gain access to the valve(s), which may require you to use a screwdriver and/or hammer to remove the covering plate. Use a set of pliers to rotate and loosen the drain plug and remove it. Apply silicone grease to the new drain plug before installing and securing it. Reinstall the metal plate covering, reconnect the detergent hose to the pump, and reinstall the pump. Monitor your pressure washer for any leaks or other issues with the new drain plug installed.

It is a genuine OEM approved seal which is supplied for use with Karcher pressure washers. This replacement part is used to create and air-tight seal for the rotary shaft, over time the material may begin to deteriorate and crack eventually requiring replacement to maintain peak performance. It is made of durable rubber and it is sold individually.

This authentic manufacturer-supplied part is specially designed for use with Karcher pressure washers. It is a special hardware that helps to provide a tight seal between connected components. This is an identical replacement for a missing or a damaged part that was installed on a new unit. One durable metal grooved ring is included. A wr...Read moreench set will be needed to perform this repair. Make sure to refer to the owner's manual and the appropriate diagrams for your model to ensure the proper repair procedure.

This is a genuine item that is specially designed for use with Karcher pressure washers. It is supplied by the original equipment manufacturer. The oil helps to lubricate internal components of the pump to ensure it runs properly. Check the oil level regularly. Oil level should always be between the "FULL" and "ADD" level marks on the dip...Read morestick. Be sure the machine is level when checking the oil level. This will prevent them from wearing out. Refer to the owners manual of your model for the correct application of this oil. This synthetic 15W40 oil is sold in a single 1-liter container.