Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:P 18V-400/4T 230/400-50 IE3 (QF510184040Z),P 18SV-400/4T 230/400-50 IE3 (QF510184240Z),P 5V-280/9 230-50 IE2 (QF510509000Z),P 5SV-280/9 230-50 IE2 (QF510509200Z),P 5V-300/10 230-50 IE2 (QF510510000Z),P 5SV-300/10 230-50 IE2 (QF510510200Z),P 5V-350/11 230-50 IE2 (QF510511000Z),P 5V-350/11T 230/400-50 IE3 (QF510511040Z),P 5SV-350/11 230-50 IE2 (QF510511200Z),P 5SV-350/11T 230/400-50 IE3 (QF510511240Z),P 5V-380/12T 230/400-50 IE3 (QF510512040Z),P 7V-300/6 230-50 IE2 (QF510706000Z),P 7SV-300/6 230-50 IE2 (QF510706200Z),P 7V-350/7T 230/400-50 IE3 (QF510707040Z),P 7SV-350/7T 230/400-50 IE3 (QF510707240Z),P 7V-400/8T 230/400-50 IE3 (QF510708040Z),P 7SV-400/8T 230/400-50 IE3 (QF510708240Z),P 9V-300/6 230-50 IE2 (QF510906000Z),P 9SV-300/6 230-50 IE2 (QF510906200Z),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.