When the FAA issues an Airworthiness Directive (AD), owners and mechanics need the part it calls for. Each page below summarizes one AD from its official text in the Federal Register: the aircraft, engines or parts it applies to, why it was issued, what it requires, and the parts we list whose part number the AD names. Summaries are for reference only; the official AD governs compliance.
Browse By Aircraft
Aero Commander: 690 Turbo Commander (3)
Air Tractor: AT-300 (5) · AT-400 (9) · AT-500 (7) · AT-600 (11) · AT-800 Fire Boss / AT-802 (17)
Airbus: A320 Family (A318 / A319 / A320 / A321) (1)
American Champion: 7 Champ / Citabria (2) · 8 Decathlon / Scout (4)
BAE Jetstream: 3100 Jetstream 31 (24) · 3200 Jetstream 32 (25)
Beechcraft: 100 King Air 100 (4) · 1900 1900 Airliner (8) · 200 King Air 200 (8) · 300 King Air 300 / 350 (12) · 33 Debonair / Bonanza (5) · 35 Bonanza (V-Tail) (6) · 36 Bonanza (7) · 390 Premier (15) · 400 Beechjet (8) · 45 Mentor (T-34) (2) · 55 Baron (4) · 56 Turbo Baron (2) · 58 Baron (9) · 76 Duchess (1) · 90 King Air 90 (4) · 95 Travel Air (3) · 99 Airliner (3)
Boeing: 737 Classic / Next-Generation / MAX (1) · 747 (1) · 757 (2)
Bombardier: CRJ Regional Jet (8)
Britten-Norman: BN-2 Islander / Defender (2)
CASA: C-212 Aviocar (14)
Cessna: 120 (1) · 140 (1) · 150 (3) · 152 (3) · 170 (1) · 172 Skyhawk (15) · 175 Skylark (5) · 177 Cardinal (3) · 180 Skywagon (4) · 182 Skylane (14) · 185 Skywagon (4) · 188 Agwagon / Agtruck (1) · 190 (2) · 195 Businessliner (2) · 205 (3) · 206 Stationair (8) · 207 Skywagon / Stationair 8 (3) · 208 Caravan (9) · 210 Centurion (6) · 303 Crusader (3) · 310 (3) · 320 Skyknight (3) · 335 (2) · 336 Skymaster (3) · 337 Skymaster (4) · 340 (3) · 401 (6) · 402 Businessliner / Utiliner (11) · 404 Titan (1) · 411 (5) · 414 Chancellor (9) · 421 Golden Eagle (4) · 425 Conquest I (1) · 441 Conquest II (1) · 500 Citation I (4) · 501 Citation I/SP (4) · 510 Citation Mustang (1) · 525 CitationJet / CJ (11) · 550 Citation II / Bravo (5) · 560XL Citation Excel / XLS (8) · 680 Citation Sovereign (5) · 680A Citation Latitude (1) · 750 Citation X (9)
De Havilland Canada: DHC-2 Beaver (10) · DHC-3 Otter (14) · DHC-6 Twin Otter (13) · DHC-8 Dash 8 (5)
Diamond: DA20 Katana / Eclipse (1) · DA40 Diamond Star (17) · DA42 Twin Star (27)
Embraer: EMB-110 Bandeirante (3)
Enstrom: F-28 F-28 / 280 Shark (5)
Fairchild: SA226 Merlin / Metro II (16) · SA227 Metro III / 23 (15)
Hawker: 125 Series (700 / 750 / 800 / 850 / 900 / 1000) (13)
Maule: M-4 (1) · M-5 Lunar Rocket (1) · M-6 Super Rocket (1) · M-7 (1) · M-8 (1)
Mitsubishi MU-2: MU-2 Marquise / Solitaire (10)
Mooney: M20 (6)
Partenavia: P68 (4)
Piaggio: P180 Avanti (20)
Pilatus: PC-12 (31) · PC-6 Porter (25) · PC-7 (7)
Piper: J-3 Cub (1) · PA-12 Super Cruiser (1) · PA-14 Family Cruiser (1) · PA-16 Clipper (1) · PA-17 Vagabond (1) · PA-18 Super Cub (1) · PA-19 (1) · PA-20 Pacer (1) · PA-22 Tri-Pacer / Colt (1) · PA-23 Apache / Aztec (5) · PA-24 Comanche (2) · PA-25 Pawnee (1) · PA-28 Cherokee / Warrior / Archer / Arrow (10) · PA-30 Twin Comanche (2) · PA-31 Navajo / Chieftain (8) · PA-31T Cheyenne (3) · PA-32 Cherokee Six / Saratoga / Lance (3) · PA-34 Seneca (7) · PA-36 Pawnee Brave (1) · PA-39 Twin Comanche C/R (1) · PA-42 Cheyenne III / IV (1) · PA-44 Seminole (4) · PA-46 Malibu / Mirage / Meridian / M-Class (14)
Saab: 340 (1)
Schweizer: 269 300C / 300CB / 300CBi (2)
Shorts: SC-7 Skyvan (2)
Socata: MS-880 Rallye (2) · TB Tampico / Tobago / Trinidad (5) · TBM TBM 700 / 850 / 900 Series (39)
Thrush: S2R Thrush (3)
Browse By Engine
Continental: C145 (2) · GO-300 (1) · GTSIO-520 (7) · IO-360 (6) · IO-470 (4) · IO-520 (6) · IO-550 (10) · LTSIO-360 (4) · O-300 (2) · O-470 (4) · TSIO-360 (9) · TSIO-520 (11) · TSIO-550 (8)
Lycoming: AEIO-320 (4) · AEIO-360 (12) · AEIO-540 (10) · HIO-360 (6) · IGO-540 (3) · IO-320 (6) · IO-360 (13) · IO-540 (11) · IO-720 (8) · LIO-360 (8) · LO-360 (4) · LTIO-540 (6) · O-235 (3) · O-290 (1) · O-320 (2) · O-340 (2) · O-360 (7) · O-540 (7) · TIO-360 (6) · TIO-540 (13) · TIO-541 (3) · TO-360 (3) · VO-435 (2) · VO-540 (2)
Browse By Product Type
Airplanes (603) · Engines (64) · Helicopters (47) · Parts And Appliances (17) · Propellers (8)
Browse By Maker
Aero Commander (3) · Air Tractor (23) · Airbus (2) · Airbus Helicopters (2) · American Champion (4) · ATR (1) · BAE Jetstream (27) · Beechcraft (61) · Bell (7) · Boeing (7) · Bombardier (12) · Britten-Norman (2) · CASA (16) · Cessna (81) · Cirrus (12) · Commander (1) · Continental (19) · De Havilland Canada (41) · Diamond (44) · Dornier (9) · Embraer (9) · Enstrom (5) · Fairchild (17) · GE Aviation (1) · Hawker (13) · Honeywell (3) · Lycoming (20) · Maule (1) · MD Helicopters (2) · Mitsubishi MU-2 (12) · Mooney (6) · Partenavia (4) · Piaggio (20) · Pilatus (63) · Piper (44) · Pratt & Whitney (2) · Pratt & Whitney Canada (3) · Robinson (17) · Rolls-Royce (19) · Rotax (2) · Saab (1) · Schweizer (4) · Shorts (2) · Socata (46) · Thrush (3)
Newest Airworthiness Directives (739)
| AD | Effective | Applies To | Subject | Parts We List |
|---|---|---|---|---|
| AD 2026-22-06 | Dec 7, 2026 | Diamond Aircraft Industries Inc. Airplanes | Passenger/crew Doors | |
| AD 2026-21-13 | Dec 1, 2026 | Ontic Engineering and Manufacturing, Inc. Airplanes | Elevator Tab Control System | |
| AD 2026-17-10 | Sep 14, 2026 | Lycoming Engines | Reciprocating Engine Cylinder Section | 1 |
| AD 2026-15-12 | Oct 2, 2026 | Pilatus Aircraft Ltd. Airplanes | Cabin Equipment/furnishings | |
| AD 2026-16-12 | Aug 31, 2026 | Air Tractor, Inc. Airplanes | Horizontal Stabilizer Structure | |
| AD 2026-15-18 | Sep 8, 2026 | Diamond Aircraft Industries Inc. Airplanes | Emergency Locator Beacon | |
| AD 2026-15-07 | Sep 3, 2026 | Pilatus Aircraft Ltd. Airplanes | Engine Temp | |
| AD 2026-15-05 | Aug 10, 2026 | Textron Aviation Inc. Airplanes | Wing Structure | |
| AD 2026-14-08 | Jul 20, 2026 | Diamond Aircraft Industries GmbH | ||
| AD 2026-12-01 | Jul 14, 2026 | Pilatus Aircraft Ltd. Airplanes | Central Maint | |
| AD 2026-09-01 | Jun 3, 2026 | Boeing Company Airplanes | Water/waste | 1 |
| AD 2026-08-11 | May 11, 2026 | Pilatus Aircraft Ltd. Airplanes | Landing Gear Brake System | |
| AD 2026-06-05 | May 11, 2026 | Baykar Piaggio Aerospace S.p.A. Airplanes | Vertical Stabilizer Structure | |
| AD 2026-06-03 | Apr 30, 2026 | Diamond Aircraft Industries Inc. Airplanes | Hoses And Tubes | |
| AD 2026-05-10 | Apr 27, 2026 | Baykar Piaggio Aerospace S.p.A. Airplanes | Flight Control System | |
| AD 2026-04-11 | Apr 8, 2026 | Lycoming Engines | Engine (reciprocating) | 5 |
| AD 2026-03-06 | Mar 13, 2026 | Textron Aviation, Inc. Airplanes | Vertical Stabilizer Structure | |
| AD 2025-26-05 | Feb 17, 2026 | Baykar Piaggio Aerospace S.p.A. Airplanes | Hydraulic System, Main | |
| AD 2025-26-02 | Feb 12, 2026 | DAHER AEROSPACE Airplanes | Vertical Stabilizer Structure | |
| AD 2025-24-07 | Feb 12, 2026 | Diamond Aircraft Industries GmbH Airplanes | Passenger/crew Doors | |
| AD 2025-23-08 | Dec 2, 2025 | Textron Aviation Inc. Airplanes | Hoses And Tubes | |
| AD 2025-20-11 | Oct 17, 2025 | Textron Aviation Inc. Airplanes | Rudder Control System | 1 |
| AD 2025-18-01 | Sep 25, 2025 | Leonardo S.p.A. Helicopters | 1 | |
| AD 2025-17-08 | Sep 29, 2025 | Viking Air Limited Airplanes | Elevator Structure | |
| AD 2025-15-10 | Sep 3, 2025 | Piaggio Aviation S.p.A. Airplanes | Horizontal Stabilizer Structure | |
| AD 2025-11-09 | Jul 11, 2025 | Textron Aviation, Inc. Airplanes | ||
| AD 2025-11-07 | Jul 11, 2025 | Robinson Helicopter Company Helicopters | Engine/ Transmission Coupling | 4 |
| AD 2025-07-09 | Jul 2, 2025 | Bombardier, Inc., Airplanes | Oxygen | 1 |
| AD 2025-05-13 | Apr 23, 2025 | Pratt & Whitney Canada Corp. Engines | Turbine Section | 2 |
| AD 2025-02-11 | Mar 20, 2025 | FS 2001 Corp, FS 2002 Corporation, FS 2003 Corporation, Piper, and Piper Aircraft, Inc. Airplanes | ||
| AD 2025-02-08 | Mar 19, 2025 | DAHER AEROSPACE Airplanes | Fire Protection System | |
| AD 2025-01-04 | Mar 11, 2025 | DAHER AEROSPACE Airplanes | TE Flap Control System | |
| AD 2025-01-01 | Mar 11, 2025 | Britten-Norman Aerospace Ltd. Airplanes | Landing Gear System | |
| AD 2024-24-11 | Dec 23, 2024 | Cirrus Design Corporation Airplanes | Power Lever | |
| AD 2024-23-01 | Jan 7, 2025 | Robinson Helicopter Company | 6 | |
| AD 2024-21-02 | Dec 5, 2024 | Lycoming Engines | Engine (reciprocating) | 2 |
| AD 2024-19-08 | Nov 29, 2024 | Diamond Aircraft Industries Inc. Airplanes | Nose/tail Landing Gear | |
| AD 2024-20-03 | Nov 29, 2024 | Robinson Helicopter Company Helicopters | ||
| AD 2024-19-09 | Nov 26, 2024 | DAHER Airplanes | Nose/tail Landing Gear | |
| AD 2024-17-02 | Nov 8, 2024 | Bell Textron Inc. Helicopters | 3 | |
| AD 2024-16-19 | Nov 8, 2024 | Bell Textron Inc. Helicopters | 1 | |
| AD 2024-19-11 | Oct 31, 2024 | Robinson Helicopter Company Helicopters | 5 | |
| AD 2024-15-09 | Oct 22, 2024 | Textron Aviation Inc. Airplanes | Gust Lock/ Damper System | |
| AD 2024-16-06 | Sep 4, 2024 | Air Tractor, Inc. Airplanes | Horizontal Stabilizer Structure | |
| AD 2024-12-05 | Aug 21, 2024 | De Havilland Aircraft of Canada Limited Airplanes | Landing Gear | 1 |
| AD 2024-12-08 | Jul 11, 2024 | Embraer S.A. Airplanes | Landing Gear | 1 |
| AD 2024-09-01 | Jul 2, 2024 | Airbus Canada Limited Partnership Airplanes | Equipment/ Furnishings | 1 |
| AD 2024-10-04 | Jun 6, 2024 | Piper Aircraft, Inc. Airplanes | Wing, Attach Fittings | |
| AD 2024-08-07 | Jun 3, 2024 | Pilatus Aircraft Ltd. Airplanes | Main Landing Gear Attach Section | |
| AD 2024-08-03 | Jun 3, 2024 | Britten-Norman Aircraft, Ltd. Airplanes | Flight Control System Wiring |
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