Special Conditions: Airbus Helicopters Model H160-B Helicopter; Extended Duration of Flight After Loss of Main Gearbox Lubrication

Final Rule Final · effective Published 2024-05-07 Effective 2024-06-06 89 FR 37969 View on federalregister.gov ↗

Affects · Manufacturers · 14 CFR 29

Abstract

These special conditions are issued for the Airbus Helicopters (Airbus) Model H160-B helicopter. This helicopter has a novel or unusual design feature when compared to the state of technology envisioned in the airworthiness standards for helicopters. This design feature is the extended duration of continued safe flight and landing beyond 30 minutes after indication to the flightcrew of the loss of main gearbox lubrication. 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.

Full text

13 paragraphs · 222 words.

[Federal Register Volume 89, Number 89 (Tuesday, May 7, 2024)] [Rules and Regulations] [Pages 37969-37971] From the Federal Register Online via the Government Publishing Office [www.gpo.gov] [FR Doc No: 2024-09825]

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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 29

[Docket No. FAA-2021-1143; Special Conditions No. 29-055-SC]

Special Conditions: Airbus Helicopters Model H160-B Helicopter; Extended Duration of Flight After Loss of Main Gearbox Lubrication

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Final special conditions.

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SUMMARY: These special conditions are issued for the Airbus Helicopters (Airbus) Model H160-B helicopter. This helicopter has a novel or unusual design feature when compared to the state of technology envisioned in the airworthiness standards for helicopters. This design feature is the extended duration of continued safe flight and landing beyond 30 minutes after indication to the flightcrew of the loss of main gearbox lubrication. 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.

DATES: Effective June 6, 2024.

FOR FURTHER INFORMATION CONTACT: Kamron Dowlatabadi, Mechanical Systems, AIR-623, Technical Policy Branch, Policy and Standards Division, Aircraft Certification Service, 10101 Hillwood Parkway, Fort Worth, TX 76177; telephone (817) 222-5219; email [email protected].

Verbatim from the Federal Register. The agency's published document is the authoritative source. federalregister.gov ↗