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 5905-01-482-6118
NSN 6220-01-355-7161
NSN 5985-01-027-0777
NSN 5930-01-147-1422
NSN 5996-01-374-0024
NSN 6220-01-493-4355
NSN 6145-01-452-9551
NSN 5935-00-585-3589
NSN 2925-00-110-6180
NSN 6610-01-386-0647
NSN 5960-01-413-3877
NSN 6240-01-221-9093