Series 60 cast iron body pumps are dependable, maintenance-free, in-line, centrifugal pumps intended to pump water through closed loop systems for heating and cooling primarily in commercial settings. The Series 60 features a three-piece design, which includes a motor, bearing assembly and volute. The Series 60's design has an internally, self-flushing mechanical seal, which provides superior flow circulation around the seal faces. This reduces heat buildup and increases particle removal. It also includes the XL-11 precision-crafted, permanently-lubricated, bearing system that ensures long life and quiet operation. All Series 60 pumps have ODP, open drip-proof, motor enclosures. Impellers are hydraulically balanced to provide smooth and efficient operation. The hydraulically balanced impeller and resilient motor also help provide smooth, quiet operation. The Series 60 616T is a three phase pump and features a bronze impeller. Flanges are included in 2".