| C28-150S | Alternator | Hartzell Engine Technologies LLC | | 24 | Electromechanical | PMA |
| CD06D52 | Diaphragm | Hartzell Engine Technologies LLC | | 80 | Engine Accessories | PMA |
| CD09D77 | Gasket | Hartzell Engine Technologies LLC | | 20 | Consumables / Hardware | PMA |
| CD10E75-3 | Spark Plug | Hartzell Engine Technologies LLC | | 74 | Electromechanical | PMA |
| CD11004-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD11005-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD11006-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD11007-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD11014 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD11014-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD11049 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD11049-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD11050 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD11050-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD11214-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD11215-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12003 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12003-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12004 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12004-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12006-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12007-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12009 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12009-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12010 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12010-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12011-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12012 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12012-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12022 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12022-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12031 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12031-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12032 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12032-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12036 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12036-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12039 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12039-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12043 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12043-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12044 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12044-1 | Heater | Hartzell Engine Technologies LLC | — | 21 | Environmental / Cabin | PMA |
| CD12059 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12059-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12060 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12060-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12061 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12061-1 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |
| CD12064 | Heater | Hartzell Engine Technologies LLC | | 21 | Environmental / Cabin | PMA |