Support ring 20x 30x 4.2 Kärcher 6.365-378.0

Kärcher Support Ring 6.365-378.0 (20 x 30 x 4.2 mm) – Essential for the Stable Operation of Your Pressure Washer!

Ensure reliable and efficient operation of your professional Kärcher pressure washer with the original support ring 6.365-378.0. This key element measuring 20 x 30 x 4.2 mm plays a vital role in the proper functioning of the pump, stabilizing the movements of internal components and reducing their wear.

Made of high-quality materials, the thrust ring is characterized by exceptional durability and resistance to the loads resulting from high pressure and intensive work. Regular inspection and replacement of worn back-up rings is a key maintenance item that protects the pump from damage and significantly extends the service life of the entire device.

This back-up ring is compatible with a wide range of professional Kärcher pressure washers, including the advanced HDS (hot water) and HD (cold water) series, as well as selected models from the C series and others. Below is a detailed list of compatible devices:

HDS Series (hot water washers):

• HDS 10/19-4 M (*JP, (60HZ)*JP, (50Hz)*JP)

• HDS 10/20 -4M (*KAP, *AU, *GB, *EU-I, *EU-II, CLASSIC, Classic *KAP, Classic *EU-I)

• HDS 10/20 -4MX (*NO, *EU-I, Plus *EU)

• HDS 9/17-4 C (Farmer Edition *EU-I, *EU-II, Basic *EU, Classic *EU, Farmer *EU-I)

• HDS 9/17-4 CX *EU-I

• HDS 9/18-4 M (*EU-I, *AR, *KAP, Classic *AR, Classic *EU-I, Classic *KAP, V2A *EU-I)

• HDS 9/18-4 MX (*EU-I)

• HDS 9/18-4M (*NO, V2A *EU-I)

• HDS 9/18-4MX

• HDS 11/18-4 S(Classic *EU-I, Basic *EU-I, Basic *EU-II)

• HDS 3.5/23-4 M Eg

• HDS 3.5/30-4 M Ea

• HDS 4.0/20-4 M Ea

• HDS 4.5/22-4 M Ea

HD series (cold water washers):

• HD 3.5/30-4 S Ea

• HD 3.7/22 -4 S Eg

• HD 4.5/32-4 S Eb

• HD 4.5/32-4 S Ec

• HD 10/21 -4S (EU, AR, 4S PLUSEU-I, 4SX PLUSEU-I, -4SX PLUS*EU, -4 SX *EU, S *KAP, S Plus *EU-I, -4 Cage *EU-I, -4 S *EU-I, -4 S *KAP, -4 S Plus *EU-I, -4 SX mit Doppelstrahlrohr, -4S Plus Sochi *EU-I)

• HD 10/22 S(180-240V 50Hz *JP, 200V 60Hz *JP)

• HD 10/22 SX (180-240V 50Hz *JP, 180-240V 60Hz *JP)

• HD 10/22-4 S *JP

• HD 10/23-4 S (*EU-I, *KAP, Plus *EU-I, SX Plus *EU-I, MX, EU-I, PLUSEU, SX PLUSEU)

• HD 10/25 4 CAGE

• HD 10/25 -4S (*VEX, -4 S *GB, -4 S *KAP, -4S ClassicVEX, -4 S ClassicEU-I, -4S PLUS *EU-I, -4 S Plus *EU-II, S *GB, S *VEX, S EUR-II, S 4-POLEU-I, S PLUS *EU-II, -4 Cage Plus *EU-I, -4 S *EU-I, -4 SX Plus *EU-I, -4 SX Plus *EU-II, -4SX PLUS *EU)

• HD 10/25SX (*EU, PL *EU)

• HD 1090 (*EU, *JP, *HK, *KAP, PLUSEU, PLUSGB-AUS, SX *EU, SX *JP, SX PLEU, SX PLGB-AUS, WS *CSA-CDN)

• HD 1094 (*EU, *AR, *EU, PL *EU, PLUS *EU-II, SX-PLUS *EU, SX-PLUS *EU-II)

• HD 1290 S *EU

• HD 1290 SX (*EU, -PLUS *EU)

• HD 17/20-4 CAGE *EU-I

• HD 9/20 -4M *EU

• HD 9/20 -4M (*EU, *EU-II)

• CHP 8000

• SB MB

• SB MU

• New Holland 2014

• AC-200EC John Deere *EU-I

• C 2300 (*NO, EU, HOSE REELEU)

• DELAVAL C 2400

Choose original Kärcher parts to ensure your device will work reliably for a long time!

Do you have questions about part fitment or need help maintaining your pressure washer? Contact us!