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 5996-01-020-4484
NSN 6645-00-283-6794
NSN 6130-00-329-7773
NSN 5998-00-881-2183
NSN 5996-00-013-9302
NSN 6240-00-681-2795
NSN 5855-00-179-8588
NSN 5975-01-483-6851
NSN 6610-00-476-4402
NSN 5915-00-739-7331
NSN 5990-01-263-0362
NSN 5960-00-254-4271