Armstrong Pumps S-55-3 Bronze Fitted Cast Iron 3-Phase In-Line Pump, 1/2 HP

Note: This item is for hydronic heating systems, and should not be used in potable water systems. This Armstrong In-Line circulator is suitable for hydronic heating and cooling, multi-stage zoning and general industrial service applications. It is built using a standard three-piece design that features a radially-split body, oversized shaft, centrifugal impeller, positive mechanical seal and modular construction. This circulator has been used by HVAC professionals for decades because it is cost-effective, durable and easy to maintain. Features: Maintenance free design which has permanently lubricated ball bearings and requires no maintenance at all Radially-split body can be left in-line while servicing pump, eliminating disconnecting of pipes Oversized shaft made from stainless steel Balanced centrifugal impeller ensures maximum water delivery in the HVAC system Proven seal design made from strong and long-lasting materials for extended operating life Three piece modular construction and back pull-out des...