AD 89-16-03

final rule
Data completeness: 70%

BOEING Models 727-100C and 727C (cargo) Series Airplanes

AD Number
89-16-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft The Boeing Company 727-100C Series BOEING Models 727-100C and 727C (cargo) Series Airplanes
aircraft The Boeing Company 727C Series BOEING Models 727-100C and 727C (cargo) Series Airplanes

Unsafe Condition

Cracks in the main cargo door latch support fittings could cause in-flight loss of the main cargo door.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Conduct a close visual or eddy current inspection of the eight main cargo door latch support fittings per Boeing Alert Service Bulletin 727-53A0177, Rev 1. If cracks are found, replace the fitting with 7075-T73 material as specified. Repeat inspections every 3,000 flight cycles.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Prior to the accumulation of 25,000 flight cycles or within the next 3,000 flight cycles after the effective date (August 31, 1989), whichever occurs later.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Boeing Models 727-100C and 727C (cargo) series airplanes listed in Boeing Alert Service Bulletin 727-53A0177, Rev 1.

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

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