AD 90-02-08

final rule
Data completeness: 70%

Airworthiness Directives; BOEING Model 727 Series Airplanes

AD Number
90-02-08
Status
final_rule
Effective Date
Product Category
aircraft
Docket
89-NM-149-AD
FR Citation
This information is not available.

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

Nose and main landing gear failure to extend properly due to a disconnect of the landing gear control selector valve actuator arm.

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

Required Actions

Modify the selector valve actuator arm and splined shaft in accordance with Figure 1 of Boeing Service Bulletin 727-32-0372 or Revision 2 of December 14, 1989. Alternate means of compliance or adjustment may be approved by the Manager, Seattle Aircraft Certification Office.

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

Compliance Time

within the next 3,000 landings after the effective date of this AD

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Affected Aircraft

All Model 727 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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