Airworthiness Directives
The following Airworthiness Directives are links to the FAA Web Site on Certification and are not guaranteed to work. This page may not be up to date and SHOULD NOT be considered the final word on ADs for any airplane. You and your mechanic have the responsibility to ensure that your plane has complied with all ADs.
Many thanks to Jeffrey Osier-Mixon for compiling this information.
Model 23 Musketeer
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 77-03-05 | 03/14/1977 | Main Landing Gear |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 74-23-09 | 11/14/1974 | Inflight Situations |
| 73-23-06 | 11/19/1973 | Throttle Control Cable |
| 73-23-03 | 11/13/1973 | Flexible Induction Air Ducts |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 73-12-11 | 07/27/1973 | Carburetor Air Box Valve |
| 70-15-03 | 07/21/1970 | Fuel Selector Valve |
| 68-17-06 | 08/27/1968 | Parking Brake |
| 65-19-02 | 08/26/1965 | Aileron Control Column Links |
| 65-11-01 | 06/19/1965 | Instrument Static System |
| 64-06-01 | 03/17/1964 | Cabin Heater/Muffler Weld Assembly |
| 63-06-01 | 03/21/1963 | Cabin Door Hinge |
Model A23 Musketeer
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 77-03-05 | 03/14/1977 | Main Landing Gear |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 73-23-03 | 11/13/1973 | Flexible Induction Air Ducts |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 70-15-03 | 07/21/1970 | Fuel Selector Valve |
| 68-17-06 | 08/27/1968 | Parking Brake |
| 65-19-02 | 08/26/1965 | Aileron Control Column Links |
Model A23-19
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 77-03-05 | 03/14/1977 | Main Landing Gear |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 74-23-09 | 11/14/1974 | Inflight Situations |
| 73-23-06 | 11/19/1973 | Throttle Control Cable |
| 73-23-03 | 11/13/1973 | Flexible Induction Air Ducts |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 73-12-11 | 07/27/1973 | Carburetor Air Box Valve |
| 70-15-03 | 07/21/1970 | Fuel Selector Valve |
| 68-17-06 | 08/27/1968 | Parking Brake |
Model A23-24
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 88-10-01 | 06/06/1988 | Fuel Boost Pump |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 77-03-05 | 03/14/1977 | Main Landing Gear |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 73-23-03 | 11/13/1973 | Flexible Induction Air Ducts |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 71-25-03 | 12/03/1971 | Fuel and Oil Restrictor |
| 70-15-03 | 07/21/1970 | Fuel Selector Valve |
| 68-17-06 | 08/27/1968 | Parking Brake |
Model A23A Musketeer
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 77-03-05 | 03/14/1977 | Main Landing Gear |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 73-23-03 | 11/13/1973 | Flexible Induction Air Ducts |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 71-25-03 | 12/03/1971 | Fuel and Oil Restrictor |
| 70-15-03 | 07/21/1970 | Fuel Selector Valve |
| 68-17-06 | 08/27/1968 | Parking Brake |
Model A24A
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 88-10-01 | 06/06/1988 | Fuel Boost Pump |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 77-03-05 | 03/14/1977 | Main Landing Gear |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 73-23-03 | 11/13/1973 | Flexible Induction Air Ducts |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 71-25-03 | 12/03/1971 | Fuel and Oil Restrictor |
Model A24R Sierra
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 88-10-01 | 06/06/1988 | Fuel Boost Pump |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 71-25-03 | 12/03/1971 | Fuel and Oil Restrictor |
Model B24 Sierra
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 77-03-05 | 03/14/1977 | Main Landing Gear |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 74-23-09 | 11/14/1974 | Inflight Situations |
| 73-23-06 | 11/19/1973 | Throttle Control Cable |
| 73-23-03 | 11/13/1973 | Flexible Induction Air Ducts |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 73-12-11 | 07/27/73 | Carburetor Air Box Valve |
| 71-25-03 | 12/03/1971 | Fuel and Oil Restrictor |
| 70-15-03 | 07/21/1970 | Fuel Selector Valve |
Model B24R Sierra
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 88-10-01 | 06/06/1988 | Fuel Boost Pump |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-16-06 | 08/14/1978 | Structural Integrity of Trim Tab Rod |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 76-10-09 | 05/28/1976 | Wing Flaps |
| 75-20-08 | 09/15/1975 | Propeller governor |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 74-05-01 | 02/27/1974 | Restricted Fuel Tank Vent Lines |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
Model C23 Musketeer
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-16-06 | 08/14/1978 | Structural Integrity of Trim Tab Rod |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 77-03-05 | 03/14/1977 | Main Landing Gear |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 76-10-09 | 05/28/1976 | Wing Flaps |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 74-14-05 | 07/10/1974 | Placard, Spins |
| 74-14-02 | 08/28/1974 | Carburetor and Air Controls |
| 74-05-01 | 02/27/1974 | Restricted Fuel Tank Vent Lines |
| 73-23-06 | 11/19/1973 | Throttle Control Cable |
| 73-23-03 | 11/13/1973 | Flexible Induction Air Ducts |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 73-12-11 | 07/27/1973 | Carburetor Air Box Valve |
| 71-25-03 | 12/03/1971 | Fuel and Oil Restrictor |
Model C24R Sierra
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 88-10-01 | 06/06/1988 | Fuel Boost Pump |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-16-06 | 08/14/1978 | Structural Integrity of Trim Tab Rod |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
Model 19A Sport
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 77-03-05 | 03/14/1977 | Main Landing Gear |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 74-23-09 | 11/14/1974 | Inflight Situations |
| 73-23-06 | 11/19/1973 | Throttle Control Cable |
| 73-23-03 | 11/13/1973 | Flexible Induction Air Ducts |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 73-12-11 | 07/27/73 | Carburetor Air Box Valve |
| 71-25-03 | 12/03/1971 | Fuel and Oil Restrictor |
| 70-15-03 | 07/21/1970 | Fuel Selector Valve |
Model B19 Sport
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 89-24-09 | 12/04/1989 | Aileron Rod Ends |
| 87-02-08 | 03/04/1987 | Stabilator Hinge Assemblies |
| 85-05-02 | 04/25/1985 | Fuel Selector Guard Modification |
| 78-16-06 | 08/14/1978 | Structural Integrity of Trim Tab Rod |
| 78-04-01 | 02/20/1978 | Wing Flap Control |
| 77-03-05 | 03/14/1977 | Main Landing Gear |
| 76-25-05 | 01/24/1977 | Aileron Control |
| 76-10-09 | 05/28/1976 | Wing Flaps |
| 75-17-37 | 08/20/1975 | Carburetor Mixture and/or Heat Control |
| 75-01-04 | 01/07/1975 | Fuel Selector Valve |
| 74-14-05 | 07/10/1974 | Placard, Spins |
| 74-14-02 | 08/28/1974 | Carburetor and Air Controls |
| 74-05-01 | 02/27/1974 | Restricted Fuel Tank Vent Lines |
| 73-25-04 | 03/18/74 | Maximum Design Weight Placard |
| 73-23-06 | 11/19/1973 | Throttle Control Cable |
| 73-23-03 | 11/13/1973 | Flexible Induction Air Ducts |
| 73-20-07R2 | 09/03/1982 | Wing Attach Bolts/Brackets |
| 73-12-11 | 07/27/73 | Carburetor Air Box Valve |
| 71-25-03 | 12/03/1971 | Fuel and Oil Restrictor |
Model 76 Duchess
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 97-06-10 | 05/16/97 | Main Landing Gear “A” Frame Assembly |
| 82-02-03 | 02/14/82 | Elevator Control Cable |
| 80-19-12 R1 | 06/14/82 | Engine Mount Structure |
| 80-07-06 | 04/03/80 | Rudder and Rudder Trim Tab |
| 79-23-06 | 11/23/79 | Replacing Stop Bolt Nuts |
| 79-17-06 | 08/27/79 | Main Landing Gear Clevis Pin |
| 79-09-04 | 05/07/79 | Engine Starter Relay Failures |
| 78-20-08 | 10/12/78 | Trim Tab Push Rods |
Model 77 Skipper
| Directive | Issued Date | Description |
|---|---|---|
| 99-05-13 R1 WD | 07/05/2000 | Withdrawal of AD 99-05-13 |
| 91-23-01 | 12/03/91 | Nose Landing Gear Fork |
| 83-23-03 | 11/22/83 | Balance Weight Attach Bracket Installation |
| 82-09-03 | 05/06/82 | Shoulder Harness Protection |
| 80-21-10 | 11/13/80 | Engine Mount Attachment |
| 80-07-07 | 04/03/80 | Aileron Control System |
| 80-07-06 | 04/03/80 | Rudder and Rudder Trim Tab |
| 79-23-05 | 11/19/79 | Attachment Bolts Threads and Nut Plates |