Moog 730 Series Servo Valves are  high performance, two-stage design that covers the range of rated flows from 1 to 15 gpm at 1000 psi valve drop.These valves have a large field replaceable filter for first stage flow that insures long, trouble-free operation. The output stage is a closed center, four-way,sliding spool. The pilot stage is a double-nozzle and flapper, driven by a double air gap, dry torque motor. Mechanical feedback of spool position is provided by a cantilever spring. The valve design is simple and rugged for dependable, long life operation.
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