Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:MN50-125A 230/400-50 IE3 5,5HP (QF400115040Z),MN40-160A 230/400-50 IE3 5,5HP (QF070115040Z),MN40-160A 400/690-50 IE3 5,5HP (QF070115060Z),MN40-160A-B 230/400-50 IE3 5.5HP (QF070115340Z),MN32-200C 230/400-50 IE3 5,5HP (QF110115040Z),MN32-200C 400/690-50 IE3 5,5HP (QF110115060Z),MN50-125A 230/400-50 IE3 5,5HP (QF400115040Z),MN50-125A 400/690-50 IE3 5,5HP (QF400115060Z),MN50-125A-B 230/400-50 IE3 4kW (QF400115340Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.