Grumman
199 FAA-approved PMA parts
| Part Number | Part Name | PMA Holder | Status | Date |
|---|---|---|---|---|
| Mitchell Model AK514 | Century I Autopilot | Century Flight Systems Inc | Current | 1980-04-23 |
| Mitchell Model AK515 | Century IIB | Century Flight Systems Inc | Historical | 1975-04-14 |
| Mitchell Model AK515 | Century IIB | Century Flight Systems Inc | Current | 1975-10-12 |
| Mitchell Model AK515 | Century IIB Autopilot | Century Flight Systems Inc | Current | 1977-02-21 |
| Mitchell Model AK634/FD | Century IV Autopilot or Century IV Flight Director Autopilot | Century Flight Systems Inc | Current | 1978-01-10 |
| Mitchell Model AK635 | Century III Autopilot | Century Flight Systems Inc | Current | 1978-01-10 |
| Mitchell Model AK636 | Century IIB Autopilot | Century Flight Systems Inc | Current | 1978-01-10 |
| Mitchell Model AK637 | Command Electric Trim System | Century Flight Systems Inc | Current | 1978-01-10 |
| Mitchell Model AK645 | Century I Autopilot | Century Flight Systems Inc | Current | 1977-02-21 |
| Mitchell Model AK645 | Century I Autopilot | Century Flight Systems Inc | Historical | 1977-08-13 |
| Mitchell Model AK646 | Century IIB Autopilot | Century Flight Systems Inc | Current | 1977-02-21 |
| Mitchell Model AK646 | Century II B Autopilot | Century Flight Systems Inc | Historical | 1977-08-13 |
| Mitchell Model AK647 | Century III Autopilot | Century Flight Systems Inc | Current | 1977-02-21 |
| Mitchell Model AK647 | Century III Autopilot | Century Flight Systems Inc | Historical | 1977-08-13 |
| Mitchell Model AK647 | Century III Autopilot | Century Flight Systems Inc | Current | 1978-08-09 |
| Mitchell Model AK656 | Century I Autopilot | Century Flight Systems Inc | Current | 1977-05-29 |
| Mitchell Model AK656 | Century I Autopilot | Century Flight Systems Inc | Historical | 1977-08-13 |
| Mitchell Model AK657 | Century IIB Autopilot | Century Flight Systems Inc | Historical | 1977-08-13 |
| Mitchell Model AK658 | Century III Autopilot | Century Flight Systems Inc | Historical | 1977-08-13 |
| Mitchell Model AK658 | Century III Autopilot | Century Flight Systems Inc | Current | 1978-08-09 |
| Mitchell Model AK705 | Century IIB Autopilot | Century Flight Systems Inc | Historical | 1977-08-13 |
| Mitchell Model AK706 | Century III Autopilot | Century Flight Systems Inc | Historical | 1977-08-13 |
| P/N 60046-1 | Temperature Switch | Hydra-Electric Co | Current | 1988-02-23 |
| — | Pressure Switch | Hydra-Electric Co | Current | 1988-02-23 |
| — | Operation of Airplane on Unleaded or Leaded Automotive Gasoline | Petersen Aviation Inc | Current | 1994-02-08 |
| R1510L | Alternator Controller | Zeftronics | Current | 1995-07-17 |
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