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Fri, Nov 30, 2018

AD: The Boeing Company Airplanes

AD NUMBER: 2018-23-13

PRODUCT: All Boeing Model 747-8 and 747-8F series airplanes.

ACTION: Final Rule.

SUMMARY: This AD was prompted by a report that flightcrew oxygen masks did not function as designed during flight testing.

This AD requires an inspection to determine if certain oxygen masks/regulators are installed, and replacement if necessary.

DATES: This AD is effective January 2, 2019.

COST: The FAA estimates that this AD affects 18 airplanes of U.S. registry. Operators may incur the following costs in order to comply with this AD:

  • Inspection - 1 work-hour × $85 per hour = $85 per airplane.
  • Replacement Up to 6 work-hours × $85 per hour = $510. Parts - $68,256. Cost per airplane - Up to $68,766.
FMI: AD

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