HomeAD libraryAD 91-05-02Airworthiness Directive · Amendment 39-6887 · SOCATA AirplanesAD 91-05-02SOCATA AirplanesAirplanePublishedMarch 25, 1991EffectiveMarch 25, 1991MakerSOCATASupersedesNothingApplies toThis AD applies to SOCATA TB 20, TB 21.The models as the FAA's AD index lists them. The serial ranges, installed parts and exceptions are in the AD itself: read it at the FAA.Official sourcesThe AD at the FAA · its text as the FAA keeps itFAA Dynamic Regulatory System (DRS) · search 91-05-02 for its current status and any corrections