Consists of a rigid, box shaped outer panel, sound controlling batt, sound controlling board and/or sound controlling block. It may be with or without surface coating and/or perforations or voids to be exposed to the noise area to entrap and dissipate sound energy.
Classification: Parts & accessories for direction finding compasses and other navigational instruments and appliances
NSN 6145-01-029-4184
NSN 5925-00-156-4044
NSN 6105-01-063-7295
NSN 6105-01-463-7677
NSN 6145-01-529-7653
NSN 6650-01-578-2208
NSN 6645-00-408-7443
NSN 6645-01-221-9424
NSN 5910-01-441-0987
NSN 6105-00-389-4632
NSN 5915-01-652-1173
NSN 5998-01-039-6529