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 5935-01-406-5440
NSN 6150-01-010-3274
NSN 5965-00-289-6280
NSN 5855-01-450-5609
NSN 6320-01-397-9995
NSN 5998-01-364-5207
NSN 5945-00-482-5771
NSN 6145-00-275-4046
NSN 4140-00-012-3506
NSN 5950-01-556-7989
NSN 5996-01-431-5548
NSN 5999-00-186-9314