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National Stock Number:
5640-01-371-5238
Federal Supply Class:
5640
National Item Identification Number:
013715238
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:
| DOD-I-24688 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | DOD-I-24688 TY2CL2 | 80244 | GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE | | MIL-DTL-24688 TYIICL2 | 80244 | GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE | | MIL-DTL-24688 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| EXPOSED FACE SURFACE TYPE | FELTED FIBER AND PERFORATED | | FLAMEPROOF FEATURE | INCLUDED | | OVERALL LENGTH | 36.000 INCHES NOMINAL | | OVERALL THICKNESS | 2.000 INCHES NOMINAL | | OVERALL WIDTH | 24.000 INCHES NOMINAL | | SPECIAL FEATURES | MATERIAL:CELLULAR POLYIMIDE FOAM INSULATION |
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