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 5930-01-503-5408
NSN 5990-00-498-5934
NSN 5920-00-149-0854
NSN 7035-01-177-2807
NSN 5965-00-275-0491
NSN 6135-01-475-7415
NSN 2925-01-656-0392
NSN 6150-01-588-7885
NSN 5965-01-512-9925
NSN 6135-00-985-7887
NSN 6105-01-032-2856
NSN 6645-00-236-9076