Blue-White Poly Head LRG C3, PVDF for C3 Pump
This item is highlighted as # 6 on the product illustration at the bottom left.
View a picture of the C3 pump this item goes with by clicking the thumbnail on the left.
This poly head LRG C3, PVDF, from Blue-White Industries is part # 90002-258 and is a replacement item that goes with the C3 diaphragm pump.