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 5960-01-322-1337
NSN 7035-01-328-7448
NSN 6645-00-658-7838
NSN 6685-01-167-5812
NSN 5960-01-246-4809
NSN 6240-00-432-2705
NSN 6105-00-920-7754
NSN 6320-01-532-6746
NSN 6320-00-164-4087
NSN 7035-01-049-6776
NSN 5996-01-315-4023
NSN 5895-01-453-9394