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 5905-00-250-6076
NSN 5915-01-009-1327
NSN 6110-01-559-0535
NSN 5910-00-821-4242
NSN 6650-00-197-7563
NSN 5965-01-390-5111
NSN 5935-01-596-4852
NSN 7035-00-020-2227
NSN 6150-01-608-0710
NSN 5985-01-106-3003
NSN 5999-01-558-8492
NSN 6135-00-756-6149