Also known as: NO., NO-
NO has various meanings in the Aviation category. Discover the full forms, definitions, and usage contexts of NO in Aviation.
Flag hoist that indicates a vessel's name
AviationThe position of a valve, damper, relay contacts, or switch when external power or pressure is not being applied to the device. Valves and dampers usually are returned to a "normal" position by a spring.
AviationLast updated: