HomeAD libraryAD 86-20-04Airworthiness Directive · Amendment 39-5412 · STOL Aviation LLC AirplanesAD 86-20-04STOL Aviation LLC AirplanesAirplanePublishedOctober 12, 1986EffectiveOctober 12, 1986MakerSTOL Aviation LLCSupersedesNothingApplies toThis AD applies to STOL Aviation LLC S-1B2.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 86-20-04 for its current status and any corrections