| 5407974 | Starter, Pneumatic | — | — | 80 | Engine Accessories | OEM |
| 55008 | Seal | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55009-6 | Stud | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55011-1 | Plug | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55011-2 | Plug | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55012-3 | Stud | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55012-4 | Stud | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55012-4003 | Stud | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55013-1 | Stud | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55015-4 | Ring, Internal Retaining | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55018 | Bearing, Ball | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55019 | Ring, Retaining | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55026 | Cover, Starter Adapter | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55028 | Screw | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55030 | Worm Gear, Starter | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55032 | Bolt, Hex | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55036 | Cover Assembly, Starter Adapter | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55036-1 | Cover Assembly, Starter Adapter | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55040 | Fitting, Elbow 45 Degree | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55042 | Shaft Gear, Starter | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55042-2 | Shaft Gear, Starter | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55044001-1 | Starter Generator Fuel Oil Heat Exchanger | Sumitomo Precision USA, Inc. | — | 80 | Engine Accessories | PMA |
| 55050 | Shaft, Drive Worm | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55051 | Shaft, Starter Worm | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55052 | Shaft Assembly, Starter Worm | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55067 | Sleeve, Clutch Spring | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55069 | Key, Woodruff | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55070 | Elbow | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55080 | Screw | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55084 | Shaft Gear, Starter | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55084-2 | Shaft Gear, Starter | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55088 | Bearing, Ball | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55101 | Bearing, Needle | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55105 | Adapter Assembly, Starter Drive | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55106 | Adapter Assembly, Starter Drive | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55116 | Shaft, Acc. Driven Gear | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55119 | Spring, Right Hand Clutch | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55119-2 | Spring, Right Hand Clutch | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55120 | Spring, Left Hand Clutch | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55120-2 | Spring, Left Hand Clutch | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55123 | Starter Adapter Assembly | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55124 | Adapter Assembly, Starter Drive | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55125 | Worm Shaft Assembly | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55127 | Elbow, Tube | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55128 | Nut, Hex | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55129 | Adapter Assembly, Starter Drive | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55129-1 | Adapter Assembly, Starter Drive | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55132 | Cover, Starter Adapter Scavenge Pump | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |
| 55154 | Nut, Self-Locking | Hartzell Engine Technologies LLC | — | 80 | Consumables / Hardware | PMA |
| 55164 | Worm Gear, Starter | Hartzell Engine Technologies LLC | — | 80 | Engine Accessories | PMA |