An item which measures the angle between the longitudinal axis of an aircraft and its actual path over the earth's surface. It may or may not be designed for obtaining the azimuth bearing and/or computing the ground speed of an aircraft.
Classification: Parts & accessories for direction finding compasses and other navigational instruments and appliances
NSN 6645-00-664-4665
NSN 6620-01-460-2788
NSN 5960-00-082-0493
NSN 7035-01-132-2917
NSN 5985-01-105-1257
NSN 5950-01-518-9929
NSN 6130-01-073-2787
NSN 6610-01-504-7622
NSN 5935-01-090-7665
NSN 4140-01-495-1352
NSN 5999-00-081-0305
NSN 5920-01-396-6159