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 5835-00-943-2763
NSN 5960-00-361-8409
NSN 5999-01-577-5545
NSN 6110-01-055-6442
NSN 5990-01-261-2962
NSN 5960-01-183-3779
NSN 6620-01-515-9597
NSN 5960-00-508-1913
NSN 6620-01-026-0346
NSN 6220-01-071-9428
NSN 6145-01-208-5467
NSN 6130-00-639-0666