Part number ST053040BF11TS is a 4" Bronze Eaton model 53BTX duplex strainer with Flat Face Flange connections. For a no-hassle duplex strainer (3/4" to 4" size) look no further than the Eaton model 53BTX. The beauty of this strainer is in the details - from the easy open operating handle to the dynamic ball seating system. Each feature works together for an easy to use strainer that can stand up to the tough demands of industrial applications. Compact design means it can fit where others can't while still maintaining full size baskets and low pressure drop performance. Get pricing and availability today.