Karcher K3.99M EUR (1.423-230.0) Pressure Washer Spares & Parts

Grooved Ring

Genuine Spare Part

How a grooved ring works on a pressure washer The high-pressure outlet and pump head are sealed together by the grooved ring. The grooves on it fit into slots on the pump head and outlet to create a secur...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 13
• Housing Ref 18

Form Seal

Genuine Spare Part

How does a pressure washer form seal work? The form seal is designed to fit into specific grooves or mating surfaces within the pressure washer. It acts as a barrier, preventing water or other fluids from...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 10
• Housing Ref 24

Metal Fork

Genuine Spare Part

What does the metal fork do in pressure washers? The metal fork connects the spray gun to the nozzle or lance extension and allows control of the flow and direction of the pressurised water. It acts as a ...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 2
• Housing Ref 6

Viscous Oil Grease 50Ml

Genuine Spare Part

How do you use viscous oil grease on a pressure washer? Viscous oil grease lubricates and protects pressure washer components like the pump seals and pistons, to ensure smooth operation and extend their l...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Motor Ref 4
• Motor Ref 4

Water Hose Pipe Connector

Genuine Spare Part

What is the function of a hose connector? A pressure washer's hose connector's job is to create a safe and watertight connection between the high-pressure hose and any additional attachments, like...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Water filter Ref 5
• Housing Ref 9
• Housing Ref 21

O Ring Seal Kit

Genuine Spare Part

What is an O-ring seal in pressure washers? An O-ring seal in pressure washers is a type of rubber ring designed to create a watertight seal between two components where pipes, hoses, or fittings connect....

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Jet pipe Ref 2
• Surface cleaner Ref 5
• Surface cleaner Ref 5
• Surface cleaner Ref 5
• Surface cleaner Ref 7

O-Ring Seal

Genuine Spare Part

O-ring seals create a watertight link between pressure washer parts  Pressure washers use rubber rings in the shape of the letter "O" to seal the connections where pipes, hoses, or fittings...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 12

Grooved Ring

Genuine Spare Part

The grooved ring ensures a leak proof pressure washer The high-pressure output and pump head are connected by the grooved ring. It creates a secure and stable connection that prevents leaks when its groov...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Thrust guidance Ref 1
• Thrust guidance Ref 6

Pressure Spring

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Hand trigger gun Ref 1
• Surface cleaner Ref 2
• Surface cleaner Ref 2
• Hand trigger gun Ref 2
• Surface cleaner Ref 2
• Surface cleaner Ref 3

Strip Brush

Genuine Spare Part

What does the strip brush do for the pressure washer? The strip brush helps remove dirt, debris, and grime from surfaces. When attached to the pressure washer lance or wand, it has bristles or filaments a...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Surface cleaner Ref 3
• Surface cleaner Ref 3

High Pressure Cylinder Head

Genuine Spare Part

What does the cylinder head do for the pressure washer? The cylinder head in a pressure washer encloses the combustion chamber and the piston in the engine. It plays a vital role in the compression and co...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 11
• Housing Ref 20

Piston Spring

Genuine Spare Part

Genuine piston spring that goes between the piston and the cylinder wall.  Prevents high-pressure water leak during the compression and power strokes of the pump. Helps absorb and dampen the shock, r...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Thrust guidance Ref 2

Screw Atf 4.1X22

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Individual parts Ref 4

Spray Handgun

Genuine Spare Part

What is a water handgun trigger used for? The flow of water in a water gun or water pistol is controlled by a trigger. A stream of water is released when the trigger is pulled for cleaning tasks or water ...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Hand trigger gun Ref 0

O Ring Seal (Pack Of 5)

Genuine Spare Part

O-ring seals create a watertight link between pressure washer parts  Pressure washers utilise O-ring seals to create watertight connections where pipes, hoses, or fittings intersect. The name of...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

O Ring Seal Gasket

Genuine Spare Part

An O-ring seal between pressure washer components forms a watertight seal  Pressure washers use rubber rings in the shape of the letter "O" that seal off connections between pipes, hoses, o...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Hand trigger gun Ref 4

Outlet Connector Elbow

Genuine Spare Part

How does the outlet elbow connector work? This outlet elbow connector is designed to withstand extreme heat, water pressure, and other environmental stresses. It permits pressurised water to flow from the...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 1
• Housing Ref 7

Replacement Nozzle Set For Patio Cleaners

Genuine Spare Part

What is a nozzle set used for in pressure washers? A nozzle set in pressure washers is a collection of interchangeable nozzles that determine the spray pattern and intensity of the water jet.  D...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Surface cleaner Ref 7
• Surface cleaner Ref 7
• Surface cleaner Ref 7
• Surface cleaner Ref 23

Power Cable Wire & Plug

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Electric box Ref 2

Suction Connection Elbow

Genuine Spare Part

How does the suction connection elbow work? When the pressure washer is turned on, the pump creates a low-pressure area in the water inlet. The suction connection elbow uses this pressure difference to dr...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 9
• Housing Ref 10

Supporting Disk

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 17

Detergent Fitting Assembly

Genuine Spare Part

If you’re having problems with your Karcher pressure washer, it could be the detergent fitting assembly at fault. Great quality from Karcher, this genuine replacement detergent fitting works with a ...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 1
• Housing Ref 7

High Pressure Hose & Gun 12M

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

Set Of Gaskets & Bolt

Genuine Spare Part

What are there gaskets and bolts in pressure washers for? Gaskets and bolts are present in pressure washers to ensure proper sealing and structural integrity. Gaskets create a tight seal between the pump ...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Surface cleaner Ref 6
• Surface cleaner Ref 6

Capacitor 25Mf

Genuine Spare Part

Your capacitor boosts your pressure washer’s power. The motor gets the first power boost it needs from the capacitor to start up and run properly. When you turn on the pressure washer, the capacitor...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Electric box Ref 1

Control Head Housing

Genuine Spare Part

If your Karcher control head is damaged and leaking or spraying water everywhere, your pressure washer’s performance will not be strong. This spare will do the trick in terms of fixing the problem. ...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 25

O Ring Seal

Genuine Spare Part

The O-ring seal ensures a watertight connection between pressure washer components  An O-ring seal is a rubber ring with a circular cross section resembling the letter "O" and establishes a...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Thrust guidance Ref 4

Joint Ring Capacitor

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Electric box Ref 4

Moulded Part Spring Kit

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 2
• Housing Ref 14

Water Inlet Elbow Pipe

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 8

Detergent Suction Pipe Hose

Genuine Spare Part

Boost Your Cleaning Power with the Karcher Pressure Washer Detergent Suction Pipe Hose spare part Over time, the suction pipe hose can become worn, damaged, or clogged due to frequent use and exposure to ...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 4
• Housing Ref 15

Outlet Sleeve Pipe

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 11

Valve Set

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 5
• Housing Ref 15

Red O-Ring Seal

Genuine Spare Part

O-ring seals create a watertight link between pressure washer parts  Pressure washers use O-ring seals to create a tight, watertight connection between different parts. These rubber rings are shaped ...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Hand trigger gun Ref 3

Control Head Housing

Genuine Spare Part

Has your Karcher pressure washer started to leak? The problem could be a cracked pressure head, but there is no need to worry as we have the replacement part. Replace the control head and you will have a worki...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 8

High Pressure Hose & Handgun Kit 7.5M

Genuine Spare Part

Set includes one 7.5-metre high-pressure hose, one ergonomic high-pressure gun and an adapter piece for retrofitting the practical Quick Connect connector for classes K 2-K 7. Suitable for all Kä...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Hand trigger gun Ref 0
• Hand trigger gun Ref 4

O Ring Seal

Genuine Spare Part

O-ring seals create a watertight link between pressure washer parts  Pressure washers have O-ring seals for watertight connections where pipes, hoses, or fittings intersect. Named for their circular ...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Thrust guidance Ref 4

O Ring Seal Gasket

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Electric box Ref 5

Screw M 8X55 Class 8.8

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 3
• Housing Ref 27

O-Ring Seal

Genuine Spare Part

O-ring seals create a watertight link between pressure washer parts  Pressure washers have O-ring seals for watertight connections where pipes, hoses, or fittings intersect. Named for their circular ...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 22

Suction Connection Inlet Elbow

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 20

T Racer T5 Hard Surface Patio Cleaner

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Surface cleaner Ref 0
• Surface cleaner Ref 0
• Surface cleaner Ref 0

Clamp

Genuine Spare Part

The clamp exerts pressure to hold the components tightly together and prevent leaks A clamp keeps hoses and connectors in place while operating and secures them. All of the parts are held tightly together...

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Hand trigger gun Ref 1

Dirt Blaster Rotary Nozzle

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

Non Return Valve Cage Complete

Genuine Spare Part

Suitable for select models of Karcher K3.99M EUR (1.423-230.0)

• Housing Ref 17
• Housing Ref 35