Model 974 Linear Servo Actuator

Model 974 Linear Actuator

The model 974 linear servo actuator is used to position the nacelles on a tilt rotor unmanned aerial vehicle during flight conversion modes. It is designed to operate under extreme environmental and endurance conditions.

For more information about how the model 974 linear actuator can be tailored to fit your specific application, contact our applications engineers.

Size (inches) 3.88 x 4.75 x 14.75
Force (lbs) 1,500 lbs Rated
Stroke 7.25 in
Weight 8.1 lbs

Details, Features, Product Specifications


  • Size: 3.88 x 4.75 x 14.75 inches long
  • Power: 28 VDC
  • Rated power point: 1500 lb @ 0.26 in/sec
  • Weight: 8.1 lbs
  • Two NFeB Permanent Magnet DC brush motors
  • Two failsafe electromagnetic brakes
  • Robust structural design
  • Low endplay
  • High efficiency steel gearing
  • Trunnion mount for fixed end and traveling nut endfitting
  • Ball screw/nut power screw assembly
  • Stroke: 7.25 inches electrical stroke
  • No-load speed: 0.87 in/sec