Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models: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 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 5SLX-350/11T 230/400-50 IE3 (QF820511240Z),P 5SLG-450/16T 230/400-50 IE3 (QF8500516240Z),P 5SLG-550/18T 230/400-50 IE3 (QF8500518240Z),PLUS-S P 5S-70/2 230-50 (PF500502200ZX),PLUS-S P 5S-70/2T 230/400-50 (PF500502240ZX),PLUS-S P 5S-80/3 230-50 (PF500503200ZX),PLUS-S P 5S-80/3T 230/400-50 (PF500503240ZX),PLUS-S P 5S-120/4 230-50 (PF500504200ZX),PLUS-S P 5S-120/4T 230/400-50 (PF500504240ZX),PLUS-S P 5S-150/5-V 230-50 (PF500505200ZVT),PLUS-S P 5S-150/5 230-50 (PF500505200Z),PLUS-S P 5S-150/5T-V 230/400-50 (PF500505240ZVT),PLUS-S P 5S-150/5T 230/400-50 (PF500505240Z),PLUS-S P 5S-180/6 230-50 (PF500506200Z),PLUS-S P 5S-180/6T 230/400-50 (PF500506240Z),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),PLUS-SA P 5SA-120/4 230-50 (PF540504200ZX),PLUS-SA P 5AS-120/4T 230/400-50 (PF540504240ZX)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.