Extreme cold weather survival; with square loop; flat design; dual tone sound; audible from great distances; component of the arctic survial kit used by under water construction teams
A small flat item developed for producing a loud shrill sound, consisting of two tones. This sound is audible from great distances, for the purpose of locating overboard victims. It is designed for use in extreme cold weather. Also its flat design prevents it from holding water.
NSN 5855-00-797-8217
NSN 6150-01-096-7412
NSN 5835-00-358-4235
NSN 5960-01-276-7836
NSN 5935-00-477-1646
NSN 6130-00-926-7868
NSN 6240-01-656-4920
NSN 6650-01-181-6037
NSN 5915-01-384-7760
NSN 6620-00-915-0868
NSN 6240-01-452-5005
NSN 5855-01-105-7793