Spacecraft Mechanisms

Two Axis Thruster Gimbal Xenon Propellant

These gimbals provide vector-pointing capabilities for xenon thruster propulsion systems. This particular thruster gimbal offers the following advantages:

15 year on-orbit design life
High resolution and accuracy
Dual axis gimbal driven by rotary actuators for cross-axis positioning
High reliability space qualified stepper motors with harmonic drive transmission
Potentiometer for position telemetry
Two xenon propellant fuel lines with heaters
Available with MLI blanket

Specifications

Dimensions
8.75 by 5x5 inches
Weight
< 11 lbs
Payload Weight
50 lbs (externally supported)
Total Rational Range of Travel
±36.5° in two axis
Angular Resolution of Gimbal
0.01125°
Angular Velocity
1°/sec (nominal)
Angular Accuracy of Gimbal
Under 0.02°
Operating Temperature Range
-20°C to +80°C
Power Consumption
22 watts max. per actuator

Our extensive product offering of Gimbals are flexible and customizable to your specific needs. For more information on Gimbals, or this specific model please contact our Chatsworth facility.