Part number ST053020BT33TS is a 2" Carbon Steel Eaton model 53BTX duplex strainer with NPT connections. Availible in 3/4" to 4" sizes, the 53BTX is designed for smaller pipe lines, but it is up to the task of handling major jobs. Wastewater, boiler feed systems, descaling systems, machining fluids - these are just some of the demanding applications the Eaton 53 BTX strainer is capable of taking on. Features on this model include an easy to turn handle, a dynamic ball seating system, double stem seals and more. Additional options and basket selections are available.