AD 2010-23-15

final rule
Data completeness: 70%

Airworthiness Directives; The Boeing Company Model 777-200, -200LR, -300, and -300ER Series Airplanes

AD Number
2010-23-15
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2010-0376
FR Citation
75 FR 70102

Applicability

TypeManufacturerModelDetails
aircraft Boeing Company Model 777-200 Airworthiness Directives; The Boeing Company Model 777-200, -200LR, -300, and -300ER Series Airplanes

Unsafe Condition

Reports of fuel leakage from the center tank due to improperly applied sealant, which could result in the disbonding and displacing of sealant, and consequent fuel leaks.

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

Required Actions

Remove and repair the sealant at the four lower corners of the wing center section and the four lower t-chord segment gaps on each side of the wing center section, in accordance with the Accomplishment Instructions of Boeing Special Attention Service Bulletin 777-57-0063, Revision 1, dated May 14, 2009.

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

Compliance Time

Within 36 months or 6,000 flight cycles after the effective date of this AD, whichever occurs first.

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

Affected Aircraft

The Boeing Company Model 777-200, -200LR, -300, and -300ER series airplanes, certificated in any category; as identified in Boeing Special Attention Service Bulletin 777-57-0063, Revision 1, dated May 14, 2009.

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

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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