Two or more different types of items having a common mounting or mounted on each other which together form a portion of a hydrophone but which in itself is not a complete functioning item and cannot be assigned a more definite item name.
Classification: Parts & accessories for direction finding compasses and other navigational instruments and appliances
NSN 7035-00-490-0485
NSN 5999-01-611-4263
NSN 5925-01-049-8246
NSN 6130-01-136-5863
NSN 6320-01-532-6746
NSN 5996-01-532-0536
NSN 5910-01-393-6064
NSN 5920-01-472-3303
NSN 5925-01-253-9830
NSN 5985-00-542-0597
NSN 2925-01-483-2389
NSN 4140-01-633-3046