Capacities to 6,000 GPM (1,363m3/hr), Heads to 800 feet (244m), Pumping Temperatures to 850° F (455° C), Working Pressures to 500 PSIG (3,447 kPa), Twenty-seven sizes. The R5000 Series Pumps are chemical, petrochemical, and refinery style process pumps. Features include heavy duty centerline support, plus a large taper bore seal cavity or jacketed cylindrical stuffing box. Twenty-seven sizes are available in steel and 316SS construction.