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 5925-01-597-2045
NSN 6130-00-434-2224
NSN 5975-01-221-9360
NSN 5996-01-014-6103
NSN 6320-00-004-9158
NSN 6320-01-119-3935
NSN 6110-01-633-9660
NSN 6150-01-266-3405
NSN 5965-01-506-3320
NSN 6650-00-161-4122
NSN 4140-01-500-5564
NSN 7035-01-357-9246