Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:BMVA-8/15 230/400-50 IE3 (QF700018040Z),BMVA-8/15 400/690-50 IE3 (QF700018060Z),BMHA-8/15 400/690-50 IE3 (QF710018060Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.