Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:P 18V-750/8T 230/400-50 IE3 (QF510188040Z),P 18V-750/8T 400/690-50 IE3 (QF510188060Z),P 18SV-750/8T 400/690-50 IE3 (QF510188260Z),P 9V-550/10T 230/400-50 IE3 (QF510910040Z),P 9SV-550/10T 230/400-50 IE3 (QF510910240Z),P 9L-300/6 230-50 IE2 (QF810906000Z),P 9SL-300/6 230-50 IE2 (QF810906200Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.