Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:P 5V-280/9 230-50 IE2 (QF510509000Z),P 5V-280/9 230-50 IE2 (QF510509000Z),P 5SV-280/9 230-50 IE2 (QF510509200Z),P 5L-280/9 230-50 IE2 (QF810509000Z),P 5SL-280/9 230-50 IE2 (QF810509200Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.