Wide frame flange
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 5910-00-338-2661
NSN 6150-01-007-0157
NSN 5905-00-666-1868
NSN 6110-00-356-3070
NSN 5945-01-441-9370
NSN 6150-01-306-8468
NSN 6110-01-519-8949
NSN 5996-01-512-0800
NSN 6620-01-223-7333
NSN 4140-01-388-4289
NSN 5975-01-349-9158
NSN 5990-00-103-0528