A material composed of one or more kinds of fiber without binder added, manufactured in flat sheets or rolls. It is designed to entrap and dissipate sound energy, and must be rated for this use.
NSN 5950-01-597-9612
NSN 6620-01-412-5514
NSN 6150-01-273-0183
NSN 5960-00-736-8568
NSN 5975-00-935-2293
NSN 6150-01-601-5886
NSN 5996-01-633-7979
NSN 6105-01-123-1937
NSN 5920-00-438-4973
NSN 5910-01-368-8673
NSN 6145-01-181-9376
NSN 5915-01-191-7554