An item designed to be used with a sonar hydrophone or transducer to minimize sound pick-up from undesired directions.
Classification: Parts & accessories for direction finding compasses and other navigational instruments and appliances
NSN 6110-00-402-0055
NSN 5975-01-078-6500
NSN 5965-01-120-2938
NSN 6150-01-557-1310
NSN 5910-00-450-7379
NSN 6610-00-506-1977
NSN 6320-01-136-8505
NSN 5960-01-258-6708
NSN 6685-00-832-5741
NSN 5960-01-048-8228
NSN 5895-00-803-9829
NSN 6130-01-100-3285