| AK952-2010, -2030, -2031, -2050, -2051 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK953 dtd 4/2/87 Dwq. No. 87A1163, Rev. A, dtd 4/2/87 | Century 2010/2030/ 2031 Autopilot | Century Flight Systems Inc | — | 22 | Flight Controls | PMA |
| AK953,2010/2030/2031/2050/2051 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Flight Controls | PMA |
| AK955-2010, -2030, -2031, -2050, -2051 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK956dtd 11-26-86 Dwg. No. 87A1166 dtd 11-26-86 | Century 2110/2130/2131 Autopi1ot | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK957-2110 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK957-2110, -2130, -2131, -2150, -2151 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK957-2130 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK957-2131 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK957-2150 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK957-2151 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK958 dtd 12-29-86 Dwg. No. 87A1168 dtd 12-29-86 | Century 2110/2130/2131 Autopilot | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK958-2110 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK958-2110, -2130, -2131, -2150, -2151 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK958-2110/2130/2131/2150/2151 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK958-2130 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK958-2131 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK958-2150 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK958-2151 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK960-2010, -2030, -2031, -2050, -2051 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK961 dtd 02-04-87 Dwg. No. 87A1171 dtd 02-04-87 | Century 2110/2130/2131 Autopilot | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK962 dtd 03-04-87 Dwg. No. 87A1172 dtd 03-04-87 | Century 2110/2130/2131 Autopilot | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK963 dtd 1/9/87 Dwg, No. 87A1173 dtd 1/19/87 | Century 2110/2130/ 2131 Autopilot | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK963-2110, -2130, -2131, -2150, -2151 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK964-2010 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK964-2010, -2030, -2031, -2050, -2051 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK964-2030 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK964-2031 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK964-2050 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK964-2051 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK965 2012/2052/2053 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Flight Controls | PMA |
| AK965 dtd 06-03-87 Dwg. No. 87A1175 dtd 06-03-87 | Century 2012/2052/ 2053 Autopilot | Century Flight Systems Inc | — | 22 | Flight Controls | PMA |
| AK966 dtd 04-10-87 Dwg. No. 87A1177 dtd 04-10-87 | Century Autopilot 2010/2030/2031 | Century Flight Systems Inc | — | 22 | Flight Controls | PMA |
| AK967 dtd 4/3/87 Dwq. No. 87A1178 dtd 4/3/87 | Century 2010/2030/ 2031 Autopilot | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK967-2010, -2030, -2031, -2050, -2051 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK968 dtd 4/20/87 Dwg. No. 87A1179 dtd 4/20/87 | Century 2110/2130/ 2131 Autopilot | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK972 Dwg. No. 87A1182 dtd 7/3/87 | Century 2010/2030/2031 Autopilot | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK972-2010, -2030, -2031, -2050, -2051 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK973 | Century Yaw Damper | Century Flight Systems Inc | — | 22 | Flight Controls | PMA |
| AK974 dtd 7-24-87 Dwg. No. 87A1184 dtd 7-24-87 | Century Autopilot 2010/2030/2031 | Century Flight Systems Inc | — | 22 | Flight Controls | PMA |
| AK975 dtd 09-18-87 Dwq. No. 87A1185 dtd 09-18-87 | Century Autopilot 2010/2030/2031 | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK975-2010, -2030, -2031, -2050, -2051 per Bulletin 2031 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK976 and 1C753 per Bulletin No. 2032 | Autopilot with yawdamper | Century Flight Systems Inc | — | 22 | Flight Controls | PMA |
| AK976 dtd 02-09-88 Dwg. 87A1186 dtd 02-09-88 With 1C753-203 Yaw Damper | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Flight Controls | PMA |
| AK977 dtd 12-10-87 Dwg. No. 87A1188 dtd 12-10-87 | Century Autopilot 2010/2030/2031 | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK977 dtd 12-10-87 Dwq. No. 87A118B dtd 12-10-87 | Century Autopilot 2010/2030/2031 | Century Flight Systems Inc | | 22 | Flight Controls | PMA |
| AK977-2010, -2030, -2031, -2050, -2051 | Century 2000 Autopilot | Century Flight Systems Inc | | 22 | Avionics / Electronics | PMA |
| AK978 dtd 12-29-87 Dwg. No. 87A1189 dtd 12-29-87 | Century Autopilot 2110/2130/2131 | Century Flight Systems Inc | — | 22 | Flight Controls | PMA |
| AK978-2110 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |
| AK978-2130 | Century 2000 Autopilot | Century Flight Systems Inc | — | 22 | Avionics / Electronics | PMA |