Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:MN50-200B 230/400-50 IE3 15HP (QF400165040Z),MN50-200B 400/690-50 IE3 15HP (QF400165060Z),MN50-200B-B 400/690-50 IE3 15 HP (QF400165360Z),MN50-200C 230/400-50 IE3 12,5HP (QF400235040Z),MN50-200C 400/690-50 IE3 12,5HP (QF400235060Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.