AD 97-02-09

final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 727 Series Airplanes

AD Number
97-02-09
Status
final_rule
Effective Date
Product Category
aircraft
Docket
95-NM-223-AD
FR Citation
(Federal Register: January 28, 1997 (Volume 62, Number 18))

Applicability

TypeManufacturerModelDetails
aircraft The Boeing Company 727-100 Series Airworthiness Directives; Boeing Model 727 Series Airplanes
aircraft The Boeing Company 727-100C Series Airworthiness Directives; Boeing Model 727 Series Airplanes
aircraft The Boeing Company 727-200 Series Airworthiness Directives; Boeing Model 727 Series Airplanes
aircraft The Boeing Company 727-200F Series Airworthiness Directives; Boeing Model 727 Series Airplanes
aircraft The Boeing Company 727 Series Airworthiness Directives; Boeing Model 727 Series Airplanes
aircraft The Boeing Company 727C Series Airworthiness Directives; Boeing Model 727 Series Airplanes

Unsafe Condition

Cracking in the actuator rib fitting of the inboard door of the main landing gear (MLG), which could lead to failure of the landing gear to extend due to a fractured rib fitting.

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

Required Actions

Inspect the actuator rib fitting of the MLG inboard door in an expanded area to detect cracking. Rework or replace any cracked fittings. Perform follow-on actions including inspections at specified intervals or installation of steel fittings as a terminating action.

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

Compliance Time

Effective March 4, 1997.

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Affected Aircraft

Boeing Model 727-100 Series, 727-100C Series, 727-200 Series, 727-200F Series, 727 Series, 727C Series airplanes, certificated in any category.

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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