Source: https://www.law.cornell.edu/cfr/text/14/23.1191
Timestamp: 2015-08-01 08:49:46
Document Index: 301326527

Matched Legal Cases: ['art 23', 'art 23', '§ 23', 'art 23', 'art 23', 'art 23', 'art 23', 'art 23', 'art 23', 'art 23']

14 CFR 23.1191 - Firewalls. | US Law | LII / Legal Information Institute
CFR › Title 14 › Chapter I › Subchapter C › Part 23 › Subpart E › Section 23.1191 14 CFR 23.1191 - Firewalls.
There are 5 Updates appearing in the Federal Register for 14 CFR Part 23. View below or at eCFR (GPOAccess)
§ 23.1191
Each engine, auxiliary power unit, fuel burning heater, and other combustion equipment, must be isolated from the rest of the airplane by firewalls, shrouds, or equivalent means.
Each firewall or shroud must be constructed so that no hazardous quantity of liquid, gas, or flame can pass from the compartment created by the firewall or shroud to other parts of the airplane.
Each opening in the firewall or shroud must be sealed with close fitting, fireproof grommets, bushings, or firewall fittings.
Each firewall and shroud must be fireproof and protected against corrosion.
Compliance with the criteria for fireproof materials or components must be shown as follows:
The flame to which the materials or components are subjected must be 2,000 ±150 °F.
Sheet materials approximately 10 inches square must be subjected to the flame from a suitable burner.
The flame must be large enough to maintain the required test temperature over an area approximately five inches square.
Firewall materials and fittings must resist flame penetration for at least 15 minutes.
The following materials may be used in firewalls or shrouds without being tested as required by this section:
Stainless steel sheet, 0.015 inch thick.
Mild steel sheet (coated with aluminum or otherwise protected against corrosion) 0.018 inch thick.
Terne plate, 0.018 inch thick.
Monel metal, 0.018 inch thick.
Steel or copper base alloy firewall fittings.
Titanium sheet, 0.016 inch thick.
[Doc. No. 4080, 29 FR 17955, Dec. 18, 1964, as amended by Amdt. 23-43, 58 FR 18975, Apr. 9, 1993; 58 FR 27060, May 6, 1993; Amdt. 23-51, 61 FR 5138, Feb. 9, 1996]
Title 14 published on 2015-01-01.The following are only the Rules published in the Federal Register after the published date of Title 14.For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.2015-05-21; vol. 80 # 98 - Thursday, May 21, 201580 FR 29205 - Special Conditions: Cirrus Design Corporation Model SF50 airplane; Full Authority Digital Engine Control (FADEC) System; Withdrawal
typeregulations.gov FR Doc.2015-12262 RIN Docket No.CE306 Special Conditions No.23-246-SC DEPARTMENT OF TRANSPORTATION, Federal Aviation Administration Final special conditions; withdrawal. Effective May 21, 2015, the special condition published on April 20, 2010 (75 FR 20518) is withdrawn. 14 CFR Part 23 SummaryThe FAA is withdrawing a previously published document granting special conditions for the Cirrus Design Corporation model SF50 airplane. We are withdrawing Special Condition No. 23-246-SC through mutual agreement with Cirrus Design Corporation.
2015-04-27; vol. 80 # 80 - Monday, April 27, 201580 FR 23229 - Special Conditions: Honda Aircraft Company Model HA-420 Hondajet, Fire Extinguishing; Withdrawal
typeregulations.gov FR Doc.2015-09742 RIN Docket No.CE287 Special Conditions No.23-227-SC DEPARTMENT OF TRANSPORTATION, Federal Aviation Administration Final special conditions; withdrawal. This special condition published on September 23, 2008 (73 FR 54675) is withdrawn, effective April 27, 2015. 14 CFR Part 23 SummaryThe FAA is withdrawing a previously published notice granting special conditions for the Honda Aircraft Company model HA-420 jet airplane. We are withdrawing Special Condition No. 23-227-SC through mutual agreement with Honda Aircraft Company.
80 FR 23229 - Special Conditions: Honda Aircraft Company Model HA-420 Hondajet, Protection of Systems for High Intensity Radiated Fields (HIRF); Withdrawal
typeregulations.gov FR Doc.2015-09743 RIN Docket No.CE277 Special Conditions No.23-217-SC DEPARTMENT OF TRANSPORTATION, Federal Aviation Administration Final special conditions; withdrawal. This special condition published on December 10, 2007 (72 FR 69572) is withdrawn, effective April 27, 2015. 14 CFR Part 23 SummaryThe FAA is withdrawing a previously published notice granting special conditions for the Honda Aircraft Company model HA-420 jet airplane. We are withdrawing Special Condition No. 23-217-SC through mutual agreement with Honda Aircraft Company.
2015-04-01; vol. 80 # 62 - Wednesday, April 1, 201580 FR 17310 - Special Conditions: Honda Aircraft Company Model HA-420; Single-Place Side-Facing Seat Dynamic Test Requirements
typeregulations.gov FR Doc.2015-07503 RIN Docket No.FAA-2015-0720 Special Conditions No.23-263-SC DEPARTMENT OF TRANSPORTATION, Federal Aviation Administration Final special conditions; request for comments. The effective date of these special conditions is April 1, 2015, and is applicable on March 25, 2015. We must receive your comments by May 1, 2015. 14 CFR Part 23 SummaryThese special conditions are issued for the Honda Aircraft Company HA-420 airplane. This airplane will have a novel or unusual design feature(s) associated with a side-facing passenger seat. The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.
80 FR 17312 - Special Conditions: Honda Aircraft Company (Honda) Model HA-420, HondaJet; Full Authority Digital Engine Control (FADEC) System
typeregulations.gov FR Doc.2015-07502 RIN Docket No.FAA-2015-0723 Special Conditions No.23-264-SC DEPARTMENT OF TRANSPORTATION, Federal Aviation Administration Final special conditions; request for comments. The effective date of these special conditions is April 1, 2015, and is applicable on March 25, 2015. We must receive your comments by May 1, 2015. 14 CFR Part 23 SummaryThese special conditions are issued for the Honda Aircraft Company HA-420 airplane. This airplane will have a novel or unusual design feature associated with the use of an electronic engine control system instead of a traditional mechanical control system. The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.
Title 14 published on 2015-01-01The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 14 CFR Part 23 after this date.2015-05-21; vol. 80 # 98 - Thursday, May 21, 201580 FR 29205 - Special Conditions: Cirrus Design Corporation Model SF50 airplane; Full Authority Digital Engine Control (FADEC) System; Withdrawal
2015-04-14; vol. 80 # 71 - Tuesday, April 14, 201580 FR 19889 - Special Conditions: Honda Aircraft Company, Model HA-420 HondaJet, Lithium-Ion Batteries
typeregulations.gov FR Doc.2015-08586 RIN Docket No.FAA-2015-0721 Notice No.23-15-03-SC DEPARTMENT OF TRANSPORTATION, Federal Aviation Administration Notice of proposed special conditions. Send your comments on or before May 4, 2015. 14 CFR Part 23 SummaryThis action proposes special conditions for the Honda Aircraft Company, Model HA-420 airplane. This airplane will have a novel or unusual design feature associated with the installation of lithium-ion (Li-ion) batteries. The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These proposed special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.