Transport i lotnictwo · 20.07.2005

Advisory Circular 25.856-1, Thermal/Acoustic Insulation Flame Propagation Test Method Details

This AC provides methods acceptable to the Administrator for showing compliance with the revised airworthiness standards concerning new fire protection requirements applicable to thermal/acoustic insulation materials. The guidance in this AC describes a test method to determine the flammability and flame propagation characteristics of thermal/acoustic insulation materials on transport category airplanes. How to Obtain Copies: A paper copy of AC 25.856-1 may be obtained by writing to the U.S.Department of Transportation, Subsequent Distribution Office, DOT Warehouse, SVC-121.23, Ardmore East Business Center, 3341Q 75th Ave., Landover, MD 20785, telephone (301) 322-5377, or faxing your request to the warehouse at (301) 386-5394. The AC also will be available on the Internet at http://www.airweb.faa.gov/rgl.