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 99-08-08Engine Control Push-Pull Cables · 328 Support Services 328-100Effective May 17, 1999AD 99-07-20Veritcal Stabilizer Spar · Alpha Aviation Concept R2160Effective May 17, 1999AD 99-09-20Main Rotor Flapping Bearing Assembly · Bell Helicopter Textron, A Division of Textron Canada 222, 222B and 222UEffective May 14, 1999AD 99-09-16Main Rotor Blade Inspection · Airbus Helicopters SA 3180-Alouette Astazou, SA 318B-Alouette Astazou, SA 318C-Alouette Astazou and 2 moreEffective May 13, 1999AD 99-08-18HistoricalGeneral Electric CF6-45A, CF6-45A2, CF6-50A and 15 moreEffective May 13, 1999 · Replaced by AD 2000-08-11AD 99-08-17HistoricalGeneral Electric Aircraft Engines GE90-76B, GE90-77B, GE90-85B and 2 moreEffective May 13, 1999 · Replaced by AD 2000-08-10AD 99-08-16HistoricalCFM International CFM56-2, CFM56-2A, CFM56-2B and 3 moreEffective May 13, 1999 · Replaced by AD 2000-12-01AD 99-08-15HistoricalPratt & Whitney Division PW4050, PW4052, PW4056 and 20 moreEffective May 13, 1999 · Replaced by AD 2000-12-02AD 99-08-14HistoricalMaintenance Program, Mandatory Inspections · Pratt & Whitney Division PW2037, PW2037M, PW2040 and 5 moreEffective May 13, 1999 · Replaced by AD 2000-21-09AD 99-08-13HistoricalGeneral Electric CF6-80A, CF6-80A1, CF6-80A2 and 26 moreEffective May 13, 1999 · Replaced by AD 2000-08-12AD 99-08-12HistoricalMaintenance Program, Mandatory Inspections · Pratt & Whitney Division JT9D-20J, JT9D-3A, JT9D-59A and 16 moreEffective May 13, 1999 · Replaced by AD 2000-01-13AD 99-08-11HistoricalInternational Aero Engines V2500-A1, V2522-A5, V2524-A5 and 7 moreEffective May 13, 1999 · Replaced by AD 2000-12-05AD 99-08-05 R1Fuselage Frames And Longerons · Boeing DC-9-11, DC-9-12, DC-9-13 and 19 moreEffective May 12, 1999AD 99-08-05Airworthiness Directives; McDonnell Douglas Model DC-9 and C-9 (Military) Series AirplanesEffective May 12, 1999AD 99-08-04HistoricalFlight Compartment Door · Bombardier DHC-8-100 Series, DHC-8-200 Series and DHC-8-300 SeriesEffective May 12, 1999 · Replaced by AD 2007-01-11AD 99-08-01Upper Link Assembly · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 moreEffective May 12, 1999AD 99-08-02 R1Center Fuel Tank · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 moreEffective May 11, 1999AD 99-08-02Airworthiness Directives; Boeing Model 747 Series AirplanesEffective May 11, 1999AD 99-09-11HistoricalNacelle Struts · Boeing 747 Series (all)Effective May 10, 1999 · Replaced by AD 2001-16-08AD 99-09-06Airworthiness Directives; Eurocopter France Model AS-350B, B1, B2, B3, BA, and D Helicopters, and Model AS 355E, F, F1, F2 and N HelicoptersEffective May 10, 1999AD 99-08-23HistoricalAft Pressure Bulkhead · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 moreEffective May 10, 1999 · Replaced by AD 2012-18-13AD 99-07-10Engine Nacelle Inner Panels · Piaggio Aero Industries P-180Effective May 10, 1999AD 99-07-09Hydraulic Components · British Aerospace Regional Jetstream 3201Effective May 10, 1999AD 99-09-04HistoricalCircuit Breakers · McDonnell Douglas MD-11 and MD-11FEffective May 7, 1999 · Replaced by AD 2000-15-13AD 99-09-03Wiring & Wire Bundles Of Main Avionics Rack · Boeing MD-11 and MD-11FEffective May 7, 1999AD 99-09-02Wiring And Support Bracket In Aft Storage Compartment · Boeing MD-11 and MD-11FEffective May 7, 1999AD 99-09-01Center Accessory Compartment (CAC) Support Bracket Installations · Boeing MD-11 and MD-11FEffective May 7, 1999AD 99-07-16HistoricalSecond Stage Lower Planetary Plate · Columbia Helicopters CH-54A and CH-54AEffective May 6, 1999 · Replaced by AD 2000-18-14AD 99-07-14Vertical-To-Horizontal Stabilizer · Boeing DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83) and 2 moreEffective May 6, 1999AD 99-07-13HistoricalRear Internal Support Fittings · Construcciones Aeronauticas CN-235, CN-235-100 and CN-235-200Effective May 6, 1999 · Replaced by AD 2009-26-14AD 99-09-51Airworthiness Directives; McDonnell Douglas Model MD-11 Series AirplanesEffective May 5, 1999AD 99-09-05Main Rotor Flapping Bearing Assembly · Bell Helicopter Textron, A Division of Textron Canada 230Effective May 5, 1999AD 99-07-12HistoricalLower Lobe Fuselage Frame · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 4 moreEffective May 5, 1999 · Replaced by AD 2006-09-06AD 99-08-51Airworthiness Directives; McDonnell Douglas Model MD-11 Series AirplanesEffective May 3, 1999AD 99-07-15Tail Rotor Yoke · Arrow Falcon Exporters UH-1H, UH-1F, TH-1L and 33 moreEffective May 3, 1999AD 99-05-07Pillow Block Bearing Bolts · Bell Helicopter Textron 214B and 214B-1Effective May 3, 1999AD 99-07-05Elevator Assembly Inspection · Lockheed Martin L-1011-385-1, L-1011-385-1-14, L-1011-385-1-15 and 1 moreEffective Apr 30, 1999AD 99-05-05HistoricalHigh Pressure Turbine (HPT) Stage 1 and Stage 2 Disks · International Aero Engines V2500-A1Effective Apr 30, 1999 · Replaced by AD 99-25-03AD 99-07-18Sprag Clutch · Robinson Helicopter R44Effective Apr 28, 1999AD 99-07-17Sprag Clutch · Robinson Helicopter R22, R22 ALPHA, R22 BETA and 1 moreEffective Apr 28, 1999AD 99-08-19APU Fuel Boost Pump · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 moreEffective Apr 27, 1999AD 99-07-03Aft Side Lower Edge Frame · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 moreEffective Apr 27, 1999AD 99-06-18Cabin Pressurization System · Boeing 747-400 Series, 747-400D Series and 747-400F SeriesEffective Apr 26, 1999AD 99-06-12Nose Landing Gear Steering · British Aerospace Regional H.P. 137 Jetstream Mk. 1, Jetstream 3201, Jetstream Series 200 and 1 moreEffective Apr 26, 1999AD 99-06-11Elevator Bias Spring Assembly · British Aerospace Regional H.P. 137 Jetstream Mk. 1, Jetstream 3201, Jetstream Series 200 and 1 moreEffective Apr 26, 1999AD 99-08-06Main Rotor Blade Root Reinforcement Strip · Airbus Helicopters SA.316B Alouette III, SA.316C Alouette III, SA.319B Alouette III and 1 moreEffective Apr 22, 1999AD 99-06-15HistoricalTail Rotor Blades · Bell Helicopter Textron 407Effective Apr 22, 1999 · Replaced by AD 2000-14-16AD 99-06-14Elevator Trim System · 328 Support Services 328-100Effective Apr 22, 1999AD 99-06-13Main Landing Gear Shock Strut Cylinder · Boeing DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83) and 2 moreEffective Apr 22, 1999 · Supersedes AD 95-22-06AD 99-08-07Engine Control And Warning System · MD Helicopters 369E, 369FF, 500N and 1 moreEffective Apr 21, 1999