Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:DC100/2T 3x400-50 (PF610011040Z),DC100/2T 3x230-50 (PF610011050Z),DC100 G 1"1/2 230-50 (PF611010000Z),DC100/2 G 230-50 (PF611011000Z),DS100 230-50 (PF600010000Z),DS100T 3x400-50 (PF600010040Z),DS100T 3x230-50 (PF600010050Z),DS100/2 230-50 (PF600011000Z),DS100/2T 3x400-50 (PF600011040Z),DS100/2T 3x230-50 (PF600011050Z),DS100 G 230-50 (PF601010000Z),DS100/2 G 230-50 (PF601011000Z),DC100 230-50 (PF610010000Z),DC100T 3x400-50 (PF610010040Z),DC100T 3x230-50 (PF610010050Z),DC100/2 230-50 (PF610011000Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.