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Production Verification Audit
in NASA
Preburner Valve Actuator
in NASA
Propellant Valve Actuator
in NASA
129443129445129444
Similar to PVA
AA - Antenna Assembly
AAA - Avionics Air Assembly
AAC - Aft Access Closure
AACB - Aeronautics and Astronautics Coordinating Board
AAD - Attitude Anomaly Detector
AAFE - AeroAssist Flight Experiment
AAFM - Acoustic Atomic Force Microscopy
View all in NASA