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),BMVB-4/15 400/690-50 IE3 (QF700024060Z),BMVC-3R/15 230/400-50 IE3 (QF700033140Z),BMVC-3R/15 400/690-50 IE3 (QF700033160Z),BMVD-2/15 400/690-50 IE3 (QF700042060Z),BMHA-8/15 400/690-50 IE3 (QF710018060Z),BMHB-4/15 400/690-50 IE3 (QF710024060Z),BMHC-3R/15 400/690-50 IE3 (QF710033160Z),BMHD-2/15 400/690-50 IE3 (QF710042060Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.