A wide range of confi gurations for this solenoid valve family is available: port sizes from 3/8" to 3" in brass,with BSPP port threads or with NPT ports, along with a wide range of seal and disc materials ensures that we have a standard valve to fi t most applications.
              Parker 7321B are diaphragm pilot operated solenoid valves and require a minimum differential pressure to operate.7321B Serie is a Normally Closed family (closed when de-energised)