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National Stock Number:
5640-01-023-6852
Federal Supply Class:
5640
National Item Identification Number:
010236852
Description:
SOUND CONTROLLING BLOCK
Detail:
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).
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Manufacturer Information:
| 552 | 03938 | ARMSTRONG WORLD INDUSTRIES INC |
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Techincal Specification:
| OVERALL LENGTH | 12.000 INCHES NOMINAL | | BASIC MATERIAL | MINERAL WOOL | | OVERALL THICKNESS | 0.750 INCHES NOMINAL | | EXPOSED FACE SURFACE TYPE | FISSURED | | COLOR | WHITE | | OVERALL WIDTH | 12.000 INCHES NOMINAL | | FLAMEPROOF FEATURE | INCLUDED |
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