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 6150-01-657-4638
NSN 5910-01-262-0871
NSN 6145-01-393-5398
NSN 5935-01-265-1111
NSN 5855-01-515-9547
NSN 4140-01-359-2895
NSN 6240-01-556-7096
NSN 5910-01-062-4806
NSN 6105-00-455-8879
NSN 6610-01-552-3708
NSN 5999-00-478-4273
NSN 5998-01-440-7568