Airworthiness directives, 1999

507 ADs took effect in 1999. Every AD since 1946 has a page with its text, status and the registered aircraft it may apply to.

Query with SQL
duckdb -csv -c "SELECT d.ad_number, d.status, d.subject, d.makes, d.models, d.effective_date
  FROM 'https://openairdocs.org/data/latest/faa_directive.parquet' d
  WHERE year(coalesce(d.effective_date, d.publication_date, d.issue_date)) = 1999
  ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

Earlier years
AD 99-21-06Slat Drive Mechanism Assembly Brackets · Boeing DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83) and 2 moreEffective Nov 12, 1999 · Supersedes AD 91-21-11AD 99-22-09Crew Rest Area Inspection · Boeing 747-400 Series, 747-400D Series and 747-400F SeriesEffective Nov 10, 1999AD 99-21-13Bolts of Hoist Arm Lower Fitting · Airbus Helicopters AS332C, AS332L and AS332L1Effective Nov 10, 1999AD 99-21-09HistoricalElectrical Wires in Cable Trough Below Cabin Floor · Bombardier DHC-8-100 Series, DHC-8-200 Series and DHC-8-300 SeriesEffective Nov 10, 1999 · Replaced by AD 2004-03-15AD 95-04-07 R2HistoricalEngine Mount Bolts · McDonnell Douglas DC-10-10, DC-10-10F, DC-10-15 and 2 moreEffective Nov 10, 1999 · Replaced by AD 2001-16-12AD 99-20-10Nose Landing Gear Wheel Well · Boeing 727-100 Series, 727-100C Series, 727-200 Series and 3 moreEffective Nov 8, 1999AD 99-20-09Tangential Link Upper Bolt Nut · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 moreEffective Nov 8, 1999 · Supersedes AD 96-03-01 R1AD 99-19-33HistoricalElevator Drive Bellcrank · Aircraft Industries a.s. Blanik L-13Effective Nov 8, 1999 · Replaced by AD 2016-11-13AD 99-19-32HistoricalActuator Internal Gear Systems · Pilatus PC-12 and PC-12/45Effective Nov 8, 1999 · Replaced by AD 2001-25-10AD 99-21-04Fuselage Belly Fairing Support Structure · Airbus A330-301, A340-211, A340-212 and 2 moreEffective Nov 5, 1999AD 99-21-02Engine Mounting Tube Assembly · Short Brothers SD3-30, SD3-60, SD3-60 SHERPA and 1 moreEffective Nov 5, 1999AD 99-21-33Inspect Installation Of Countersunk Screws · Fokker Services F27 Mark 050Effective Nov 4, 1999AD 99-20-12Bracket P/N 369F5190-1 · MD Helicopters 369D, 369E, 369FF and 2 moreEffective Nov 4, 1999AD 99-20-13HistoricalTT Strap · Eurocopter Canada BO 105 LS A-3Effective Nov 2, 1999 · Replaced by AD 2000-18-13AD 99-20-07HistoricalAFM - Approach And Landing · F.28 Mark 0070 and F.28 Mark 0100Effective Nov 2, 1999 · Replaced by AD 2001-07-07AD 99-18-20HistoricalInadvertent In-flight Thrust Reverser · General Electric Aircraft Engines CF6-50 Series (all), CF6-80A1, CF6-80A3 and 6 moreEffective Nov 2, 1999 · Replaced by AD 2008-02-17AD 99-21-25Main Gear Box Magnetic Plug for Metal Particles Inspection · Airbus Helicopters SA.315B Alouette III, SA.316B Alouette III, SA.316C Alouette III and 2 moreEffective Oct 29, 1999AD 99-20-06Low Pressure Non-Return Valve · Airbus A320-111, A320-211, A320-212 and 4 moreEffective Oct 29, 1999AD 99-20-05Computer Electrical Connectors · Airbus A319-111, A319-112, A319-113 and 15 moreEffective Oct 29, 1999AD 99-20-04High Pressure Turbine Disks · Pratt & Whitney Division JT9D-7R4D, JT9D-7R4D1, JT9D-7R4E and 4 moreEffective Oct 29, 1999AD 99-21-17Fuselage Structure · Airbus A321-111, A321-112, A321-131 and 2 moreEffective Oct 28, 1999AD 99-20-02AFM - Limitations Section - Thrust Reversers · F.28 Mark 0070 and F.28 Mark 0100Effective Oct 27, 1999 · Supersedes AD 96-26-03AD 99-20-01HistoricalFlight Warning Computer (FWC) · F.28 Mark 0070 and F.28 Mark 0100Effective Oct 27, 1999 · Replaced by AD 2009-18-09AD 99-19-41Insulation Pad In Fuselage At Wing Aft · Saab AB, Saab Aerosystems SAAB 340B and 340A (SAAB SF340A)Effective Oct 27, 1999AD 99-19-40HistoricalTerminal Lugs on 12XC & 15XE Connectors Inspection · Airbus Industrie A300 Model B4-600 Series, A300 Model B4-600R Series, A300 Model F4-600R Series and 15 moreEffective Oct 27, 1999 · Replaced by AD 2001-13-20AD 99-19-39Emergency Overwing Exit Hatches Insulation Blankets · Bombardier CL-600-2B19 (Regional Jet Series 100)Effective Oct 27, 1999AD 99-19-38Attachment Fittings of No. 3 Wing Spoilers Inspection · Airbus A310-203, A310-221, A310-222 and 4 moreEffective Oct 27, 1999AD 99-19-37Uplock Actuator · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 4 moreEffective Oct 27, 1999AD 99-19-36De-Icing Tubing · 328 Support Services 328-100Effective Oct 27, 1999AD 99-19-35Nose Landing Gear Compensator · BAE Systems ATPEffective Oct 27, 1999AD 99-19-34Hydraulic System Components · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 4 moreEffective Oct 27, 1999AD 99-19-22HistoricalTT Strap · Eurocopter Deutschland BO-105A, BO-105C, BO-105LS A-1 and 1 moreEffective Oct 25, 1999 · Replaced by AD 2000-17-08AD 99-20-11Fastening Nut At Rear Control Stick · Burkhart Grob Luft-Und G103 Twin II and G103A Twin II AcroEffective Oct 21, 1999AD 99-19-29Wing Rear Spar · Boeing 767-200 Series, 767-300 Series and 767-300F SeriesEffective Oct 20, 1999AD 99-19-28Brake Assemblies Of Main Landing Gear · Embraer - Empresa Brasileira de Aeronautica EMB-120ER and EMB-120RTEffective Oct 20, 1999AD 99-19-27Main Landing Gear Wheel Assemblies · Boeing 737-100 Series, 737-200 Series, 737-300 Series and 2 moreEffective Oct 20, 1999AD 99-19-26HistoricalMain Landing Gear Attachment Fittings · Airbus A300-600 Series (all) and A300 Series (all)Effective Oct 20, 1999 · Replaced by AD 2000-05-07AD 99-19-24Elevator Auxiliary AFU · Dassault Falcon 900EX, FALCON 2000 and Mystere-Falcon 900Effective Oct 20, 1999AD 99-19-21Inspect Fastener Holes Of Horizontal Stabilizers · Saab AB, Saab Aerosystems SAAB 340B and 340A (SAAB SF340A)Effective Oct 20, 1999AD 99-21-01Electrical System · Airbus Helicopters SA-360C Dauphin, SA-365C, SA-365C1 and 1 moreEffective Oct 19, 1999AD 99-19-23HistoricalEngine Coupling Tube Inspection · Eurocopter France EC120BEffective Oct 19, 1999 · Replaced by AD 2000-05-17AD 85-15-01 R2Main Rotor Mask · Airbus Helicopters SA-365C, SA-365C1, SA-365C2 and 1 moreEffective Oct 19, 1999AD 99-21-03AFM - Limitations - Autopilot · Embraer EMB-145, EMB-145ER, EMB-145LR and 1 moreEffective Oct 18, 1999AD 99-20-08In-Flight Entertainment Network (IFEN) · Boeing MD-11 and MD-11FEffective Oct 13, 1999AD 99-18-23Safe-Life Limited Parts · Boeing MD-90-30Effective Oct 8, 1999AD 99-18-22HistoricalHigh Pressure Cock (HPC) Levers · Fokker Services F27 Mark Series (all)Effective Oct 8, 1999 · Replaced by AD 2000-07-28AD 99-18-21Engine Indication And Crew Alert System (EICAS) · 328 Support Services 328-100Effective Oct 8, 1999AD 99-18-13HistoricalAirplane Flight Manual (AFM) - Limitation Section - power levers · Viking Air DHC-6-1, DHC-6-100, DHC-6-200 and 1 moreEffective Oct 8, 1999 · Replaced by AD 2014-24-03AD 99-17-17Yoke Assembly · Robinson Helicopter R44Effective Oct 7, 1999AD 99-18-11Bolts of Elevator Control Torque Tube Bearing Housing Retaining Plate · Short Brothers SD3-30, SD3-60, SD3-60 SHERPA and 1 moreEffective Oct 6, 1999