<< >> NASA ASRS Report 1441559, April 2017

B737-800 captain reported an oxygen mask on his aircraft was placarded certified to 40;000 ft while the aircraft is certified to 41;000 ft.

Attributes
ACN	1441559
Time
Date	201704
Local Time Of Day	1201-1800
Place
Locale Reference	ZZZ.Airport
State Reference	US
Aircraft 1
Make Model Name	B737-800
Operating Under FAR Part	Part 121
Flight Phase	Parked
Flight Plan	IFR
Component
Aircraft Component	Oxygen System/Crew
Person 1
Function	Captain
Qualification	Flight Crew Air Transport Pilot (ATP)
Events
Anomaly	Aircraft Equipment Problem Less Severe Deviation - Procedural Published Material / Policy

Narrative:

The O2 masks on the 737-800s I was on this week have a data plate that says approved to 40;000 ft. The 737 is approved to 41;000 ft. Is there something about the mask data plate that is incorrect?

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Original NASA ASRS Text

Title: B737-800 Captain reported an oxygen mask on his aircraft was placarded certified to 40;000 ft while the aircraft is certified to 41;000 ft.

Narrative: The O2 masks on the 737-800s I was on this week have a data plate that says approved to 40;000 ft. The 737 is approved to 41;000 ft. Is there something about the mask data plate that is incorrect?

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.