Bell & Gossett Close Coupled 80 Series In-Line Centrifugal Pump. Model: 80-3x3x7B. S/N: 2189146. Capacity: 161 gpm @ 15 TDH. Common uses: Hydronic Heating and Cooling Systems, Industrial Process, General Service, Pressure Boosting. The Series 80 is an efficient, heavy-duty, close-coupled pump designed for horizontal and vertical in-line mounting. Baldor Industrial Motor. 1-1/2 hp, 1725 rpm, 60 Hz, 3 phase. Inlets/outlets: (2) 3 in. out/in ports an 8 in. flange and (4) 1/2 in. bolt holes. Overall dimensions: 22 in. L x 19 in. W x 12 in. H.