ST30R020AT40A - Eaton Model 30R Simplex Basket StrainerThis NPT threaded 2" basket strainer from Eaton Corporation is a model 30R part number ST30R020AT40A. Made from heavy duty cast iron, this simplex basket strainer is designed to remove particulate from a pipe line, protecting sensitive equipment in the line. Simplex strainers require shut down of the pipe line to service the basket (empty, clean, or replace). Recommended for mid duty water services like commercial pools.