A mouth operated, self-contained horn used as a warning signal. It is usually cone shaped and has a simple reed type mouthpiece. It may have adjustable tone feature.
NSN 5925-01-440-9364
NSN 6320-01-129-9656
NSN 6620-00-232-2048
NSN 5930-00-684-2991
NSN 5895-01-370-5045
NSN 5925-01-336-6383
NSN 5960-00-752-1012
NSN 5925-01-279-8216
NSN 5930-01-408-6922
NSN 4140-01-520-4801
NSN 4140-01-246-4267
NSN 6220-01-543-8201