OA in NASA could mean:
Displaying 1-7 of 7 result(s).
OA
Operational Aft DSC or MOM
in NASA
OA
Overall
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OA
Operational Instrumentation MDM-Aft
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OA
Orbital Assembly
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OA
Operations Agreement
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OA
Office of Applications now OSTA
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OA
Output Axis
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Similar to OA

ACCS - Advanced Checkout and Control System
ACE - Advanced Composition Explorer
ACE - Apollo Checkout Equipment
ACES - Acoustic Containerless Experiment System
ACF - Auto- Correlation Function
ACFS - Advanced Concepts Flight Simulator
ACFY - After the Current Fiscal Year

View all in NASA