AD 75-21-02

final rule
Data completeness: 70%

Airworthiness Directives; Messerschmitt-Bolkow-Blohm Models BO-209 Airplanes

AD Number
75-21-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft DaimlerChrysler Aerospace AG BO-209-150 FF Airworthiness Directives; Messerschmitt-Bolkow-Blohm Models BO-209 Airplanes
aircraft DaimlerChrysler Aerospace AG BO-209-150 FV Airworthiness Directives; Messerschmitt-Bolkow-Blohm Models BO-209 Airplanes
aircraft DaimlerChrysler Aerospace AG BO-209-150 RV Airworthiness Directives; Messerschmitt-Bolkow-Blohm Models BO-209 Airplanes
aircraft DaimlerChrysler Aerospace AG BO-209-160 FV Airworthiness Directives; Messerschmitt-Bolkow-Blohm Models BO-209 Airplanes
aircraft DaimlerChrysler Aerospace AG BO-209-160 RV Airworthiness Directives; Messerschmitt-Bolkow-Blohm Models BO-209 Airplanes

Unsafe Condition

Failure of the fuselage carry-through member of the wing

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

Required Actions

Visually inspect the rear side of the beam web of fuselage frame No. 2 for cracks within 10 hours' time in service after the effective date. If cracks are found, repair and reinforce the frame before further flight. If no cracks are found, reinforce the frame within 50 hours' time in service.

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

Compliance Time

Within the next 10 hours' time in service after the effective date of this AD (for inspection); before further flight if cracks are found; within the next 50 hours' time in service after the effective date if no cracks are found

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

Affected Aircraft

Messerschmitt-Bolkow-Blohm Models BO-209 airplanes, serial numbers 101 thru 201, and 301

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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