Displaying 1-5 of 5 result(s).
Oxygen Pressure Regulator
in NASA
Operations Planning Review
in NASA
Office of Primary Responsibility
in NASA
Orbiter/Payload Recorder
in NASA
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Similar to OPR
A/L - AirLock
A/L - Approach and Landing
AA - Astronomical Applications
AA - Adverse Action
AA - Antenna Assembly
AAA - Avionics Air Assembly
AAC - Aft Access Closure
View all in NASA