Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:FV160 230-50 (PF660216000Z),FV160T 3x230-50 (PF660216030Z),FV160T 3x400-50 (PF660216040Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.