20/950665 Coupling Assembly For JCB

The part 20/950665 is the Hydraulic Main Pump Drive Coupling Element / Assembly.

It is a heavy-duty flexible rubber coupling designed to connect the machine’s engine to the main hydraulic pump, transferring power while absorbing severe vibrations and safeguarding the pump shaft from premature wear.

Cross-Reference:20/950665, 331/19786, KRJ3451, KRJ3450, JRJ0213

This coupling is primarily deployed across JCB Tracked and Wheeled Excavators, including:

JS175W Series (e.g., JS175W, JS175W Auto, JS175W-T2, JS175W T3)

JS190 Series (e.g., JS190, JS190 T3)

JS160W Series (e.g., JS160W, JS160W-PLE)

Select Telescopic Handlers & Tracked Series (depending on manufacturing year/serial number, including select JS200, JS210, and 536 Series).

20/950665 Coupling Assembly For JCB

20/950665 Coupling Assembly