Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:BOOSTER N.3 P 5S-200/7 230-50 (PF500507200Z-G31),P 7S-350/7T 230/400-50 IE3 (QF500707240Z),P 5SV-280/9 230-50 IE2 (QF510509200Z),P 5SV-300/10 230-50 IE2 (QF510510200Z),P 5SV-350/11 230-50 IE2 (QF510511200Z),P 5SV-350/11T 230/400-50 IE3 (QF510511240Z),P 7SV-350/7T 230/400-50 IE3 (QF510707240Z),P 7SV-400/8T 230/400-50 IE3 (QF510708240Z),P 7SV-450/9T 230/400-50 IE3 (QF510709240Z),P 7SV-550/10T 230/400-50 IE3 (QF510710240Z),P 3SL-300/12 230-50 IE2 (QF810312200Z),P 5SL-280/9 230-50 IE2 (QF810509200Z),P 5SL-300/10 230-50 IE2 (QF810510200Z),P 5SL-350/11 230-50 IE2 (QF810511200Z),P 5SL-350/11T 230/400-50 IE3 (QF810511240Z),P 5SL-380/12T 230/400-50 IE3 (QF810512240Z),P 7SL-350/7T 230/400-50 IE3 (QF810707240Z),P 7SL-400/8T 230/400-50 IE3 (QF810708240Z),P 7SL-450/9T 230/400-50 IE3 (QF810709240Z),P 7SL-550/10T 230/400-50 IE3 (QF810710240Z),P 5SLX-350/11T 230/400-50 IE3 (QF820511240Z),P 7SLX-350/7T 230/400-50 IE3 (QF820707240Z),P 7SLX-550/10T 230/400-50 IE3 (QF820708240Z),P 7SLX-550/10T 230/400-50 IE3 (QF820710240Z),P 5SLG-450/16T 230/400-50 IE3 (QF8500516240Z),P 5SLG-550/18T 230/400-50 IE3 (QF8500518240Z),P 7SLG-800/14T 400/690-50 IE3 (QF8500714260Z),P 3SLXG-450/20T 230/400-50 IE3 (QF8600320240Z),PLUS-S P 3S-150/7 230-50 (PF500307200Z),PLUS-S P 3S-150/7T 230/400-50 (PF500307240Z),BOOSTER N.3 P 5S-200/7 230-50 (PF500507200Z-G31),PLUS-S P 5S-200/7 230-50 (PF500507200Z),PLUS-S P 5S-200/7T 230/400-50 (PF500507240Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.