ST0720300T3C - 3" Carbon Steel NPT Eaton Model 72 Simplex Basket StrainerPart number ST0720300T3C is a carbon steel constructed Eaton model 72 Strainer with 3" NPT connections. Once installed, the model 72 works to strain out particulate using its large capacity basket. Once full, the line can be shut down and the basket emptied. The Eaton model 72 simplex basket strainer is the industry standard and has been for over 70 years. Get pricing and availability today. Additional options available.