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Program Change Notice
in NASA
Page Change Notice
in NASA
Program Control Number
in NASA
128649128650128648
Similar to PCN
A/L - Approach and Landing
AA - Astronomical Applications
AA - Adverse Action
AA - Antenna Assembly
AAA - Avionics Air Assembly
AAC - Aft Access Closure
AACB - Aeronautics and Astronautics Coordinating Board
View all in NASA