§ 91.613. Materials for compartment interiors.
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/us/cfr/t14/s§ 91.613·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)No person may operate an airplane that conforms to an amended or supplemental type certificate issued in accordance with SFAR No. 41 for a maximum certificated takeoff weight in excess of 12,500 pounds unless within 1 year after issuance of the initial airworthiness certificate under that SFAR the airplane meets the compartment interior requirements set forth in § 25.853 (a), (b), (b-1), (b-2), and (b-3) of this chapter in effect on September 26, 1978.
(b)Thermal/acoustic insulation materials. For transport category airplanes type certificated after January 1, 1958:
(1)For airplanes manufactured before September 2, 2005, when thermal/acoustic insulation is installed in the fuselage as replacements after September 2, 2005, the insulation must meet the flame propagation requirements of § 25.856 of this chapter, effective September 2, 2003, if it is:
(i)Of a blanket construction or
(ii)Installed around air ducting.
(2)For airplanes manufactured after September 2, 2005, thermal/acoustic insulation materials installed in the fuselage must meet the flame propagation requirements of § 25.856 of this chapter, effective September 2, 2003. [Docket 18334, 54 FR 34318, Aug. 18, 1989, as amended by Amdt. 91-279, 68 FR 45083, July 31, 2003; Amdt. 91-290, 70 FR 77752, Dec. 30, 2005]
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§ 91.613
Materials for compartment interiors.
Fed. Reg.×5
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