| 2023-05-16 | Reciprocating Engine Power Section | Mar 15, 2023 | Engine (GTSIO-520-C) |
| 2020-16-11 | Reciprocating Cylinder Section | Sep 21, 2020 | Engine (GTSIO-520-C)Only with: Engines originally manufactured, rebuilt, or modified with a cross-flow cylinder assembly replacement on or after November 1, 2014, with cross-flow cylinder assembly P/N 658538, 658540, 658542, 658591, 658595, 658613, 658624, 658539, 658541, 658590, 658594, 658603, 658623, or 658630 installed. |
| 2016-17-08 | Elevator Tab Control System | Sep 12, 2016 | Airframe (411A) |
| 2007-05-15 | Teledyne Continental Motors GTSIO-520 Series Reciprocating Engines | Apr 16, 2007 | Engine (GTSIO-520-C) |
| 2005-20-25 | The Cessna Aircraft Company Models 401, 401A, 401B, 402, 402A, 402B, 402C, 404, 411… | Nov 9, 2005 | Airframe (411A)Certain serial numbers: 401 655; 401 401-0001–401-0322; 401A 655; 401A 401A0001–401A0132; 401B 401B0001–401B0221; 402 402-0001–402-0322; …. Only with: Equipped with an avionics bus circuit breaker switch P/N CM3589-50, 593-250-101, 593-250-102, W31-X2M5A-50, or W31-X1000-50. |