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 up to and including 36 inches (914.4 mm).
Classification: Mixtures and articles of heat-insulating sound-absorbing mineral materials, nesoi
NSN 5950-00-816-5900
NSN 5920-01-452-6210
NSN 5960-00-435-1967
NSN 5935-01-032-3494
NSN 5895-01-351-8244
NSN 5915-01-148-3147
NSN 5965-01-079-7939
NSN 5999-01-367-2843
NSN 5985-00-541-7714
NSN 5945-00-794-5795
NSN 5920-01-357-5785
NSN 5996-01-215-1988