[Federal Register Volume 70, Number 138 (Wednesday, July 20, 2005)]
[Notices]
[Page 41810]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 05-14252]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration


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

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Notice of availability of Advisory Circular (AC) 25.856-1.

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SUMMARY: 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.

Ali Bahrami,
Manager, Transport Airplane Directorate, Aircraft Certification 
Service.
[FR Doc. 05-14252 Filed 7-19-05; 8:45 am]
BILLING CODE 4910-13-M