5640-00-901-0886 (SS-S-118TY1CL200GRN)
5640-00-901-0886 is equivalent to manufacture part number 11065839. It is a soundcontrollingblock and is classified under Federal Supply Class 5640 (5640 - Wallboard and Insulation), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 5640 - Wallboard and Insulation and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.