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 5920-01-587-7579
NSN 5915-01-472-2089
NSN 5925-01-440-4977
NSN 6105-01-373-5734
NSN 5965-00-957-5200
NSN 6150-00-456-0775
NSN 6150-01-357-6518
NSN 5996-01-430-2440
NSN 5935-01-431-6819
NSN 5996-01-168-6815
NSN 6150-00-780-2408
NSN 5895-01-633-9791