APTU in NASA could mean:
Displaying 1-2 of 2 result(s).
Auxiliary Power and Thrust Unit
in NASA
Aerodynamic and Propulsion Test Unit
in NASA




Similar to APTU

AA - Astronomical Applications
AA - Adverse Action
AA - Antenna Assembly
AAA - Avionics Air Assembly
AAC - Aft Access Closure
AACB - Aeronautics and Astronautics Coordinating Board
AAD - Attitude Anomaly Detector

View all in NASA