CD39D18 (Spark Plug)
| Manufacturer | Part # | Make/TCH | Model/Series | Supplement |
|---|---|---|---|---|
| Janitrol Aero, Hartzell Engine Technologies | 39D18 | Aerostar Aircraft Corporation | PA-60-600, S/N 0561 and up, PA-60-601, PA-60-601P | 39 |
| Beechcraft Corporation | 58, S/N TH-0437 and up, B60, S/N P-0247 and up, 76, 95-B55, S/N TC-1658 and up, E55, S/N TE-0959, TE-0968 and up | 39 | ||
| Bell Helicopter Textron Canada Limited | 206A, 206B | 39 | ||
| Piper Aircraft, Inc. | PA-23, S/N 27-7405428, 27-7554039 thru 27-8054059, 27-8154001 and up, PA-31, S/N 31-7401249, 31-7512065 thru 31-8012000, PA-31T, S/N 31T-7400002 thru 31T-7720069, PA-31T1, S/N 31T-7820001 thru 31T-7820066, 31T-7804001 thru 31T-7904007, PA-31-350, S/N 31-5001 thru 31-7952250, 31-8052001 and up, PA-34-200T, S/N 34-7670001 and up, PA-44-180, PA-44-180T | 39 | ||
| Textron Aviation Inc. (Cessna) | 414, 414A, S/N 414-0901 and up, 421C, S/N 421C-0201 and up | 39 | ||
| Emerald Enterprises LTD. (Wing) | D-1 | 39 |
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