Airworthiness directives, 1975

248 ADs took effect in 1975. 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)) = 1975
  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 75-17-18Aileron Control · SOCATA MS 880B, MS 892E-150, MS 893E and 2 moreEffective Aug 19, 1975AD 75-18-01Rudder Control · Entwicklungsgemeinschaft Sport- und Segelflug Phoebus A1 and Phoebus B1Effective Aug 18, 1975AD 75-17-14Main Rotor Blades · Airbus Helicopters SA330F and SA330GEffective Aug 18, 1975AD 75-17-13Tail Rotor Blade Tip Cap · Airbus Helicopters Deutschland BO-105A and BO-105CEffective Aug 18, 1975AD 75-17-12Dive Brake Retraction Failure · Slingsby T.59.D KestrelEffective Aug 18, 1975AD 75-17-11Improper Fin-Rudder Nose Clearance · Alexander Schleicher ASW-15B and ASW -15Effective Aug 18, 1975AD 75-17-09Lower Harness Attachments · Flug- und Fahrzeugwerke Diamant 16.5 and HBV DiamantEffective Aug 18, 1975AD 75-17-08Canopy Jettisoning Capability · Pilatus B4-PC11Effective Aug 18, 1975AD 75-17-06Emergency Landing Gear Control · Aermacchi F.260 and F.260BEffective Aug 15, 1975AD 75-17-02Cable Assemblies · Vickers-Armstrongs Viscount 744, Viscount 745D and Viscount 810Effective Aug 15, 1975AD 75-15-04Hub and Driving Center Assemblies · Dowty Propellers (c) R212/4-30-4/Effective Aug 15, 1975AD 75-13-05Cockpit Window · Textron BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 7 moreEffective Aug 15, 1975AD 75-17-32Second Stage Turbine Wheels · Rolls-Royce 501-D13, 501-D13A, 501-D13D and 2 moreEffective Aug 14, 1975AD 75-17-36Brass Nipple Failure · JR Aerosports Firefly 6, Firefly 6B and Firefly 7Effective Aug 13, 1975AD 75-17-35Propeller Torque Check · Lockheed Martin 382, 382B, 382E and 2 moreEffective Aug 13, 1975AD 75-17-16Engine Power Loss · American Champion 7ECA, 7GCAA, 7GCBC and 3 moreEffective Aug 12, 1975AD 75-16-20HistoricalPropeller Pitch Control Lever · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 6 moreEffective Aug 12, 1975 · Replaced by AD 2020-26-14AD 75-16-19Rudder Jamming · Flug- und Fahrzeugwerke Diamant 16.5 and HBV DiamantEffective Aug 12, 1975AD 75-16-16Autopilot · Israel Aircraft Industries 1121, 1121A, 1121B and 1 moreEffective Aug 12, 1975AD 75-16-23Evacuation Slides · Pan Avion Evacuation SlidesEffective Aug 11, 1975AD 75-16-22Counterweight Bushings · de Havilland Aircraft Co., Ltd., The D.H.114 Heron Series 2A, D.H.114 Heron Series 2DA and D.H.114 Heron Series 2X with STC SA1685WEEffective Aug 8, 1975AD 75-12-03Aft Engine · Boeing DC-10-10, DC-10-10F, DC-10-30 and 1 moreEffective Aug 7, 1975AD 75-16-21Flap Vane Assembly · Boeing DC-10-10, DC-10-10F, DC-10-30 and 2 moreEffective Aug 6, 1975AD 75-16-10Elevator Trim Tab · Textron 56TC, 58, 58A and 17 moreEffective Aug 6, 1975AD 75-16-13Main Wing Flap · Mitsubishi Heavy Industries MU-2B-20, MU-2B-25, MU-2B-30 and 1 moreEffective Aug 5, 1975AD 75-16-03Landing Gear Release System · Boeing DC-9-11, DC-9-12, DC-9-13 and 19 moreEffective Aug 1, 1975AD 75-16-04Carburetor Air Box Valve · Piper PA-28-151Effective Jul 30, 1975AD 75-16-01Wing Fuel Tanks · Cessna 180, 180A, 180B and 68 moreEffective Jul 30, 1975AD 68-10-04Front Spar Lower Rail · Kelowna Flightcraft R & D 340, 440 and Military C-131EEffective Jul 30, 1975AD 75-16-18Blades · Dowty Propellers (c) R.209/4-40-4.5, (c) R.245/4-40-4.5 and (c) R.259/4-40-4.5Effective Jul 29, 1975AD 75-16-17Wing, Fuselage and Tailplane · Szybowcowy Zaklad Doswiadczalny SZD-24-4A Foka-4Effective Jul 29, 1975AD 75-16-11Rudder Control Cables · Pilatus B4-PC11Effective Jul 29, 1975AD 75-16-02Rudder Nose Gear · Piper PA-31P and PA-31TEffective Jul 29, 1975AD 73-12-09Thrust Reverser Deployment · Sabreliner NA-265-40, NA-265-60 and NA-265-70Effective Jul 29, 1975AD 75-16-06Tail Rotor Gear Box · Airbus Helicopters SA 3180-Alouette Astazou, SA 318B-Alouette Astazou, SA 318C-Alouette Astazou and 6 moreEffective Jul 28, 1975AD 75-16-05Aileron Control Bolts · Pilatus B4-PC11Effective Jul 28, 1975AD 75-15-07Landing Gear System · Textron 99, 99A, A99A and 1 moreEffective Jul 25, 1975AD 75-15-06Landing Gear Struts · Learjet 23, 24, 24A and 14 moreEffective Jul 25, 1975AD 75-15-03Operating Procedures · Gulfstream Aerospace G-1159Effective Jul 18, 1975AD 75-15-02Throttle and Engine Power Control · Schweizer 269A, 269A-1 and 269BEffective Jul 15, 1975AD 64-12-03Wing Spar Caps · P. V. Shields A-26B (Army) and A-26C (Army)Effective Jul 15, 1975AD 75-10-05Torque Sensor Assembly Mounting Arm · Honeywell International TPE331-1, TPE331-2, TPE331-3U and 3 moreEffective Jul 11, 1975AD 74-10-10Fuel Control Assembly Support Bracket · Honeywell International TPE331-1, TPE331-2, TPE331-3U and 2 moreEffective Jul 11, 1975AD 75-03-04Tail Fin Spar · FH1100 Manufacturing 1100 and FH-1100Effective Jul 8, 1975AD 75-14-06Thrust Reversers · Boeing DC-9-11, DC-9-12, DC-9-13 and 14 moreEffective Jul 7, 1975AD 75-13-04Compressor Disks · Pratt & Whitney Division TF33-P-7 and TF33-P-7AEffective Jul 3, 1975AD 75-11-06Check Valve · Alexandria 17-31, 17-31A, 17-31ATC and 1 moreEffective Jun 25, 1975AD 75-13-03Passenger Doors · Boeing DC-10-10, DC-10-10F, DC-10-30 and 2 moreEffective Jun 23, 1975AD 75-13-02Propeller Blade Vibration · Textron 95, B95, B95A and 2 moreEffective Jun 23, 1975AD 75-12-12Second Stage Gas Producer Cylinder Retaining Bolt · Honeywell International T5313A and T5313BEffective Jun 18, 1975