Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:KB750T 230/400-50 IE3 (QF040140040Z),KB750T 400/690-50 IE3 (QF040140060Z),KB1000T 230/400-50 IE3 (QF040150040Z),KB1000T 400/690-50 IE3 (QF040150060Z),KB1250T 230/400-50 IE3 (QF040160040Z),KB1250T 400/690-50 IE3 (QF040160060Z),KB1500T 230/400-50 IE3 (QF040170040Z),KB1500T 400/690-50 IE3 (QF040170060Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.