B-Series Flange Mount Gear Pumps, 3/8 in, 4.6 gpm, 200 PSI, Relief Valve, CW/CCW BSM 'B' and 'S' series pumps are a good choice for a variety of recirculating, mixing, transfer, hydraulic, and metering applications These pumps are available pedestal or flange mounted, with integral relief valve Constructed of cast