A flexible or semirigid material composed of one or more kinds of fiber with an added binder, manufactured in flat sheets or rolls. It is designed to entrap and dissipate sound energy, and must be rated for this use.
NSN 5910-01-605-1469
NSN 6145-01-476-7814
NSN 5925-01-038-7029
NSN 5930-01-483-5660
NSN 5999-01-068-1786
NSN 4140-01-592-0628
NSN 5915-01-538-3142
NSN 7035-00-973-9215
NSN 5960-01-106-1491
NSN 5960-00-389-2915
NSN 5930-00-079-1304
NSN 5999-01-391-4996