Profile: B S M Pump Corp. designs pumps capable of handling a wider range of applications. We focus in fluid transfer, lubrication, hydraulic and coolant applications. We manufacture automatic reversing vane pumps, centrifugal pumps and external rotary gear pumps. Our automatic reversing vane pumps feature flow rates to 11 gpm, discharge pressures to 100 psi & materials of construction are cast iron and steel.