Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:P 5V-280/9 230-50 IE2 (QF510509000Z),P 5SV-280/9 230-50 IE2 (QF510509200Z),P 7V-450/9T 230/400-50 IE3 (QF510709040Z),P 7SV-450/9T 230/400-50 IE3 (QF510709240Z),P 9V-400/7T 230/400-50 IE3 (QF510907040Z),P 9SV-400/7T 230/400-50 IE3 (QF510907240Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.