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What does 3BSD stand for?

3BSD stands for Three Bearing Swivel Duct

This definition appears rarely and is found in the following Acronym Finder categories:

  • Military and Government
  • Science, medicine, engineering, etc.

Samples in periodicals archive:

Actuation Systems: The actuation systems include the horizontal tail centering actuators and three bearing swivel duct actuation system at the rear of the aircraft and the variable area nozzle and inlet guide vanes, which control airflow through the forward lift fan on the short-takeoff/vertical landing F-35.