(2) Brown Leather Jacket. Naval aviators, pilots, flight officers, undergraduate pilots, NFOs, and flight surgeons, Aerospace Experimental Psychologists, and Aerospace Physiologists may wear the leather flight jacket with flight suits, Service Khaki, Working Khaki, Winter Blue, Winter Working Blue, Aviation Working Green and Navy blue coveralls.If wearing Aviation Working Green, the option is provided to wear either the leather flight jacket or the green uniform blouse. Eligible enlisted aircrewmen, E7-E9, are authorized to wear the leather flight jacket with flight suits, Service Khaki, Working Khaki, Winter Blue, Winter Working Blue, Aviation Working Green and Navy blue coveralls. Eligible enlisted aircrewmen E6 and below are authorized to wear the leather flight jacket with flight suits, Utilities, Winter Blue, Winter Working Blue and Navy blue coveralls. Only direct point to point transit is appropriate when the flight jacket is worn to and from work with working uniforms (excluding Navy blue coveralls, which may be worn in immediate working spaces only). Close zipper at least 3/4 of the way when worn. Management and control of leather flight jackets are outlined in <OPNAVINST 10126.4 series>.