Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:PLUS P 3-100/5 230-50 (PF500305000ZX),PLUS P 3-100/5T 230/400-50 (PF500305040ZX),PLUS-S P 3S-100/5-V 230-50 (PF500305200ZXVT),PLUS-S P 3S-100/5 230-50 (PF500305200ZX),PLUS-S P 3S-100/5T-V 230/400-50 (PF500305240ZXVT),PLUS-S P 3S-100/5T 230/400-50 (PF500305240ZX)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.