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This wet end along with any associated parts are longer available from Waterway. It was the first incarnation of the Waterway Executive and has since been replaced with Waterway Executive Euro. You should return to the main Waterway wet end section and look into both the 2" and 2-1/2" suction styles and focus on Waterway Executive Euro.
This wet end along with any associated parts are longer available from Waterway. It can be identified as have 4 cut corners on the front face - see picture. The replacement would be the Super Hi Flo as shown below in "accessories" If you have a (pretty rare) 2-1/2" Super Flo, the replacement would be the Executive Euro shown below in "accessories"