HomeAD libraryAD 56-20-05Airworthiness Directive · The Boeing Company AirplanesAD 56-20-05The Boeing Company AirplanesAirplaneIssued1956EffectiveNot statedMakerThe Boeing CompanySupersedesNothingApplies toThis AD applies to The Boeing Company C54-DC, DC-4, DC3-G102, DC3-G102A, DC3-G103A, DC3-G202A.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 56-20-05 for its current status and any corrections