AD 96-11-18
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-9-81 (MD-81) | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes, and Model MD-88 and MD-90 Airplanes |
| aircraft | The Boeing Company | DC-9-82 (MD-82) | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes, and Model MD-88 and MD-90 Airplanes |
| aircraft | The Boeing Company | DC-9-83 (MD-83) | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes, and Model MD-88 and MD-90 Airplanes |
| aircraft | The Boeing Company | DC-9-87 (MD-87) | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes, and Model MD-88 and MD-90 Airplanes |
| aircraft | The Boeing Company | MD-88 | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes, and Model MD-88 and MD-90 Airplanes |
| aircraft | The Boeing Company | MD-90-30 | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes, and Model MD-88 and MD-90 Airplanes |
Unsafe Condition
The length of the oxygen mask lanyards of the passenger service unit (PSU) were found to be too long, apparently due to improper installation during production.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the oxygen mask lanyards' length per applicable service bulletins within 2 years after the AD's effective date. Modify lanyards exceeding specified limits before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 2 years after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
McDonnell Douglas Model DC-9-80 series airplanes (fuselage numbers 924 through 2113 inclusive), Model MD-88 airplanes (fuselage numbers 1095 through 2113 inclusive), and Model MD-90 airplanes (fuselage numbers 2094 through 2098 inclusive and 2100).
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.