Single Stage Servo Valves
- JASC has shipped over 7,000 Clevis Servo Valves, and they have been used on every APS-3200 APU installed on the Airbus A320 family of Aircraft.
- Can be used to meter liquid or gas fluid or for position control and they are capable of 2-way or 3-way operation.
- Refurbishable to their original operating condition.
- Individually tested.
- Product specifications
FlexJet® Servo Valves
- High contamination resistance
- Longer, more trouble-free life than the traditional jetpipe
- Reduced cost in comparison to jetpipe
- Single stage FlexJet® servo-operated actuators are available in pneumatic and hydraulic versions providing high-performance position control for a wide range of applications from robotics to rocket engines.
- FlexJet® Servo Interactive Graphic
- FlexJet® Servo Product Information
- FlexJet® Servo-Operated Pneumatic Actuators
Pressure Controlled Servo Valves
- Delivers a precise cylinder pressure as a function of torque motor current.
- Can operate on turbine oil, hydraulic fluid, diesel oil, jet fuel or Stoddard solvent.
- Low hysteresis and threshold with low electrical power consumption.
- Refurbishable
- Individually tested
- Product specifications
High Temp Pneumatic 3-way Servo Valve
- Electrically operated.
- Contains multiple features that create robustness for high-vibration environments.
- Suitable for extremely hot temperatures.
- Product specifications
Metering Servo Valve
- Electronically operated.
- Fueldraulic servo.
- Provides proportional flow control.
- Product specifications.
Pneumatic Flapper Servo Valves

- Designed for harsh environments.
- Comes in 2-way & 3-way configurations.
- Product specifications.
4-Way Single Stage Servo Valve
- Produces full 4-way control at 3000 psig.
- Designed for high-vibration environments.
- Product Specifications.
4-Way 2 Stage Servo Valve
JASC’s patented mass-balanced FlexJet first stage drives the second stage to produce up to 16 GPM of proportional flow control under harsh, high-vibration environments.