Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:MA50-160A 50Hz (PF40014),MN50-160B 230/400-50 IE3 7,5HP (QF400135040Z),MN50-160B 400/690-50 IE3 7,5HP (QF400135060Z),MN50-160B-B 400/690-50 IE3 7,5HP (QF400135360Z),MN50-160A 230/400-50 IE3 10HP (QF400145040Z),MN50-160A 400/690-50 IE3 10HP (QF400145060Z),MN50-160A-B 400/690-50 IE3 10 HP (QF400145360Z),MA50-160A 50Hz (PF40014)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.