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World Annular Node
in NASA
Wide Area Network
in NASA
Work Authorization Number
in NASA
133416133418133417
Similar to WAN
AA - Adverse Action
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
View all in NASA