Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:PLUS-SA P 3SA-90/4 230-50 (PF540304200ZX),PLUS-SA P 3SA-90/4T 230/400-50 (PF540304240ZX),PLUS-SA P 3SA-100/5 230-50 (PF540305200ZX),PLUS-SA P 3SA-100/5T 230/400-50 (PF540305240ZX),PLUS-SA P 5SA-120/4 230-50 (PF540504200ZX),PLUS-SA P 5AS-120/4T 230/400-50 (PF540504240ZX)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.