Keystone Helicopter Corporation
13,239 FAA-approved PMA parts
| Part Number | Part Name | OEM Make | Status | Date |
|---|---|---|---|---|
| 06076-21B205 | Valve Flap | Sikorsky | Historical | 2009-06-22 |
| 06076-21B206 | Blanket Penetration | Sikorsky | Historical | 2007-10-24 |
| 06076-21B207 | Flexible Ducts | Sikorsky | Historical | 2007-10-24 |
| 06076-21B208 | Reducer | Sikorsky | Historical | 2008-08-16 |
| 06076-21B209 | Aft Wall Ducting | Sikorsky | Historical | 2008-08-16 |
| 06076-21B300 | Ceiling Return Duct | Sikorsky | Historical | 2007-10-24 |
| 06076-21B301 | Sidewall Heat Vent | Sikorsky | Historical | 2007-10-24 |
| 06076-21B400 | Cockpit Heat Duct | Sikorsky | Historical | 2007-10-24 |