| Description | Part Number |
| MAIN ROTOR HUB ASSEMBLY | 412-010-100- |
| TRANSMISSION ASSEMBLY | 412-040-004- |
| MAST ASSEMBLY | 412-010-366- |
| SWASHPLATE & SUPPORT ASSEMBLY | 412-010-402- |
| HUB AND SLEEVE | 412-010-401- |
| DRIVE LINK ASSEMBLY | 412-010-405-109 |
| DRIVE SHAFT ASSEMBLY | 212-040-005- |
| 412-040-005 |
| GEARBOX ASSEMBLY 42 DEGREE | 412-040-006- |
| GEARBOX ASSEMBLY 90 DEGREE | 212-040-004- |
| BLOWER ASSEMBLY, OIL COOLER | 212-062-502- |
| | 212-062-514- |
| TAIL ROTOR HUB & BLADE ASSEMBLY | 212-011-701 |
| TAIL ROTOR HUB ASSEMBLY | 212-011-701- |
| ROTOR BRAKE QUILL | 412-040-123- |
| TAIL ROTOR HANGER ASSEMBLY | 412-040-600-101 |
| TAIL ROTOR COUPLING | 412-040-601-101 |
| TAIL ROTOR COUPLING | 412-040-601-107, |
| ROTOR BRAKE CALIPERS | 9450103-1 |
| LIFT LINK | |
