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 5935-01-424-0692
NSN 2925-00-263-2714
NSN 6650-01-412-4217
NSN 5985-01-609-5342
NSN 5985-00-008-8424
NSN 6645-01-542-6159
NSN 5996-01-370-9886
NSN 6135-01-571-5133
NSN 6130-01-281-7268
NSN 5999-01-396-2767
NSN 5965-00-275-0491
NSN 5985-01-532-2766