Weinman WAD-4X4 Pump End Suction Diffuser is a 4-inch, 150 Class diffuser intended for use with end-suction pump assemblies. The WAD-4X4 designation communicates its size and class for straightforward identification within Weinman’s lineup. As a Weinman product, it is designed for end-suction pump installations. Its verified specifications—4-inch size and 150 Class rating—define the component’s primary technical parameters.
