Premold to 13.750 radius
A light, rigid item composed of one or more kinds of granule and/or fiber with binder added, compressed to the desired density, and dried. It may be with or without surface coating and/or perforations or voids to be exposed to the noise area to entrap and dissipate sound energy, and is rated for this use. It is provided in lengths greater than 36 inches (914.4 mm).
Classification: Mixtures and articles of heat-insulating sound-absorbing mineral materials, nesoi
NSN 6130-01-457-9411
NSN 5910-01-100-4019
NSN 6110-00-521-1782
NSN 6150-01-140-8718
NSN 5945-01-259-6484
NSN 6645-00-819-5045
NSN 5998-01-027-0343
NSN 5996-00-424-8883
NSN 4140-01-116-7092
NSN 5945-01-263-5844
NSN 5835-01-017-7486
NSN 5945-00-318-5934