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 6135-01-171-9299
NSN 5855-01-430-3246
NSN 5905-00-974-6221
NSN 6610-00-846-4525
NSN 7035-01-160-4423
NSN 5905-01-008-0751
NSN 6220-01-007-9988
NSN 6320-01-433-0482
NSN 5835-00-611-0607
NSN 5835-00-322-5654
NSN 5935-01-116-0873
NSN 5920-01-307-3866