A water buoyant item designed to automatically transmit underwater sound waves for the purpose of providing bearing information and generally used as a navigational aid.
Classification: Ship' logs and depth-sounding apparatus for navigation
NSN 5905-01-126-5058
NSN 5996-01-421-9391
NSN 5965-01-528-8152
NSN 5835-01-538-1804
NSN 6150-01-170-4307
NSN 6685-01-658-9984
NSN 5855-01-277-1663
NSN 6320-01-323-1947
NSN 5855-00-532-0025
NSN 5910-00-912-9883
NSN 5965-01-580-7754
NSN 6610-01-252-4717