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 74-10-01Outboard Flap Hinge · Piper PA-23-250 (Navy UO-1)Effective Dec 31, 1975AD 75-26-14Elevator Control · Scheibe-Flugzeugbau Bergfalke-III and Bergfalke-II/55Effective Dec 29, 1975AD 75-26-09Elevator Bellcrank · SOCATA MS 892A-150, MS 893A and MS 894AEffective Dec 29, 1975AD 75-26-02Main Rotor Head · Airbus Helicopters SA.315B Alouette III, SA.316B Alouette III, SA.316C Alouette III and 2 moreEffective Dec 23, 1975AD 75-26-01Rudder Control · B-N Group BN-2A, BN-2A-2, BN-2A-20 and 10 moreEffective Dec 23, 1975AD 68-19-07Rotor Blade Spindles · Sikorsky S-61A, S-61D, S-61E and 5 moreEffective Dec 23, 1975AD 75-26-04Fuel Transfer System · Textron 200Effective Dec 19, 1975AD 75-08-17Digital Flight Data Recorders · BAE Systems HS 748 Series 2A, HS 748 Series 2B, 727-100 Series and 90 moreEffective Dec 19, 1975AD 75-24-03Crew Emergency Exit · Learjet 24AEffective Dec 18, 1975AD 75-26-07Electrical Fire Hazards · Viking Air DHC-6-1, DHC-6-100, DHC-6-200 and 1 moreEffective Dec 17, 1975AD 75-26-06Life Raft Systems · Air Cruisers Life Raft SystemsEffective Dec 17, 1975AD 66-27-06Right-Hand Elevator Torque Tubes · Allied Ag Cat Productions G-164 and G-164AEffective Dec 16, 1975AD 75-20-09Wing Vibrations · Boeing 727-100 Series, 727-100C Series, 727-200 Series and 3 moreEffective Dec 12, 1975AD 75-20-05Fore Flap Separations · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 moreEffective Dec 12, 1975AD 75-25-03Engine Oil · Piper PA-34-200TEffective Dec 10, 1975AD 75-23-04Electric Gear Systems · Mooney M20, M20A, M20B and 12 moreEffective Dec 8, 1975AD 75-11-11Gear Box Shaft and Gear Assy · Erickson Air-Crane S-64E and S-64FEffective Dec 2, 1975AD 75-25-01Generator Output Leads · Textron 200Effective Dec 1, 1975AD 75-24-10Wing Structure · de Havilland Aircraft Co., Ltd., The D.H.114 Heron Series 2A, D.H.114 Heron Series 2DA and D.H.114 Heron Series 2XEffective Dec 1, 1975AD 75-22-13Inertial Navigation Systems · Boeing 707-100 Long Body, 707-100B Long Body, 707-100B Short Body and 46 moreEffective Dec 1, 1975AD 74-08-04Cargo Door Latch · Boeing DC-10-10, DC-10-10F, DC-10-15 and 6 moreEffective Dec 1, 1975AD 75-24-15AC Power · Viking Air DHC-6-1, DHC-6-100, DHC-6-200 and 1 moreEffective Nov 28, 1975AD 75-24-11Cable and Bellcrank Assembly · Textron A45 (Military T-34A, B-45) and D45 (Military T-34B)Effective Nov 28, 1975AD 75-24-06Main Spar Joint · de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 1A, D.H. 104 Dove Series 2A, D.H. 104 Dove Series 5A and 7 moreEffective Nov 28, 1975AD 75-24-13Hub · McCauley Propeller Systems D2AF34CEffective Nov 26, 1975AD 75-24-08Landing Gear Attach Bolts · Bombardier CL-44D4 and CL-44JEffective Nov 25, 1975AD 75-24-05Fuel Line Tube Assembly · Lockheed Martin L-1011-385-1, L-1011-385-1-14, L-1011-385-1-15 and 1 moreEffective Nov 24, 1975AD 75-24-04Horizontal Stabilizer Center Section Rear Spar Upper Chord Assembly · Boeing 707-100 Long Body, 707-100B Long Body, 707-100B Short Body and 7 moreEffective Nov 24, 1975AD 75-24-02Loose Seats · Piper PA-28-180, PA-28-235, PA-28R-180 and 5 moreEffective Nov 21, 1975AD 75-23-05Aileron Trim Tab · Airbus BAC 1-11 200 Series and BAC 1-11 400 SeriesEffective Nov 19, 1975AD 74-24-09Auxiliary Power Units · Airbus BAC 1-11 200 Series, BAC 1-11 400 Series, Auxiliary Power Units and 63 moreEffective Nov 19, 1975AD 75-23-03HistoricalElevator and Control · Alexander Schleicher AS-K 13, K 8, K7 and 15 moreEffective Nov 14, 1975 · Replaced by AD 2022-12-07AD 75-23-02Aileron Spars · Aer-Pegaso M-100 S and M-200Effective Nov 14, 1975AD 75-23-01Elevator Actuating Lever · Scheibe-Flugzeugbau SF 27AEffective Nov 14, 1975AD 75-23-07Emergency Exit Window · Cessna 310Q, 310R, T310Q and 1 moreEffective Nov 13, 1975AD 75-22-22Compressed Gas Cylinders · Pressed Steel Tank Compressed Gas CylindersEffective Nov 10, 1975AD 75-18-08Airplane Misalignment · Boeing DC-10-10, DC-10-10F, DC-10-30 and 2 moreEffective Nov 10, 1975AD 74-21-03Lavatory Waste Containers · Boeing 707-100 Long Body, 707-100B Long Body, 707-100B Short Body and 34 moreEffective Nov 10, 1975AD 75-22-18Nose Landing Gear · Aermacchi S.205 - 18/F and S.205 - 20/FEffective Nov 5, 1975AD 75-22-17Rudder Trim Control · B-N Group BN2A MK. III, BN2A MK. III-2 and BN2A MK. III-3Effective Nov 5, 1975AD 75-22-16Elevator Assembly Guide · Glasflugel Club Libelle 205, H 301 Libelle, H 301B Libelle and 2 moreEffective Nov 4, 1975AD 75-22-15Floor and Control Stick · SOCATA MS 880B, MS 885, MS 892A-150 and 2 moreEffective Nov 4, 1975AD 75-22-09Ailerons · Commander 112Effective Nov 4, 1975AD 75-22-08Pyrotechnic Shears · Airbus Helicopters SA330F and SA330GEffective Nov 3, 1975AD 75-22-07Main Gear Boxes · Airbus Helicopters SA341GEffective Nov 3, 1975AD 75-22-12Inflight Power Loss · Sikorsky S-55, S-55B and S-55C with STC SH125WE or SH127WEEffective Oct 31, 1975AD 75-24-14Excessive Vibration · Airbus Helicopters SA 3180-Alouette Astazou, SA 318B-Alouette Astazou, SA 318C-Alouette Astazou and 7 moreEffective Oct 30, 1975AD 75-22-21Main Gear Boxes · Airbus Helicopters SA.316B Alouette IIIEffective Oct 30, 1975AD 75-22-20Landing Gear · Aermacchi S.205 - 18/R, S.205 - 20/R, S.205 - 22/R and 2 moreEffective Oct 30, 1975AD 75-22-02Secondary Failure N2 Accessory Drive Shaft · Honeywell International T5307A, T5309A, T5309B and 6 moreEffective Oct 29, 1975