| 58-1-7 |
Piper |
Rework control system turnbuckle | all J3 & J5 models |
| 58-1-6 |
Piper |
Replace stabilizer attachment pin | SN 23-1 thru 23-1219 |
| 58-1-1 |
Gulfstream |
Replace fuel vent line | all 520;560,-A,-E;680 SN 231 thru 580 |
| 57-9-1 |
Gulfstream |
Dye check aileron bellcrank | 520 (SN 31 up), all 560, 560A, 680 |
| 57-8-4 |
Hartzell |
Rework prop link | all models with 3-blade HC-83X & HC-93Z hubs |
| 57-6-1 |
Lake |
Install landing gear lock | C-1 (SN 2 thru 13) |
| 57-5-4 |
P&W Eng |
Magnetic inspect crankshaft for cracks | all Wasp Jr. & R-985 engs |
| 57-5-3 |
Piper |
Replace elevator push-pull tube | SN 23-1 thru 23-903 |
| 57-4-1 |
Cessna |
Replace aileron hinge | all 310 models to SN 35392 |
| 57-22-1 |
Piper |
Rework for fire prevention | all PA-16,PA-20 & PA-22 models |
| 57-21-2 |
Piper |
Replace rudder trim tab pin | all PA-23 models |
| 57-20-3 |
Piper |
Superseded by 58-10-2 |
| 57-20-1 |
Champion |
Install fire proof steering link boot | SN 2 thru 56 on 7 FC |
| 57-2-1 |
Ercoupe |
Test rudder horn attachment | all models |
| 57-19-1 |
Piper |
Inspect elevator rod bearings | SN 23-129 thru 23-1082 |
| 57-18-1 |
Beech |
Superseded by 94-20-4 |
| 57-17-2 |
Piper |
Superseded by 60-5-3 |
| 57-15-1 |
Gulfstream |
Modify landing gear pins | 560A, 560E, 680 (SN 231 thru 559) |
| 57-13-9 |
Piper |
Superseded by 63-26-3 |
| 57-13-8 |
Piper |
Install anti-retraction device | SN 23-1 thru 23-729 |
