3996 Goulds 3996 process pump line is specifically designed to provide superior performance for in-line services of the Chemical Process Industries. In-Line Process Pumps Designed for Total Range of Industry Services • Capacities to 1400 GPM (318 m3/h) • Heads to 700 feet (213 m) • Temperatures to 500° F (260° C) • Pressures to 375 PSIG (2586 kPa)