Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:MN40-250A 230/400-50 IE3 20HP (QF070175040Z),MN40-250A 400/690-50 20HP IE3 (QF070175060Z),MN32-250A 230/400-50 IE3 20HP (QF110175040Z),MN32-250A 400/690-50 20HP IE3 (QF110175060Z),MN50-250C 230/400-50 IE3 20HP (QF400175040Z),MN50-250C 400/690-50 20HP IE3 (QF400175060Z),MN50-250B 230/400-50 IE3 25HP (QF400255040Z),MN50-250B 400/690-50 25HP IE3 (QF400255060Z),MN50-250A 230/400-50 IE3 30HP (QF400305040Z),MN50-250A 400/690-50 30HP IE3 (QF400305060Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.