Internal-flange-mounted gear pump from Viking Pump Inc. is available in eight sizes in capacities to 30 gal/min; differential pressures to 100 psi; viscosity ranges from 28 to 2,500 ssu; and temperature ranges from -20 to 350oF (-30 to 175oC). The company also offers foot-mounted, motor speed, universal seal, special application and high-speed compact internal gear pumps for a range of applications.