FAA-listed STC holder
Heliplane Aircraft Corporation International STCs
The Jun 30, 2026 FAA DRS snapshot lists 7 selected supplemental type certificates with status Current under Heliplane Aircraft Corporation International. The records span 1 public aircraft directories and 5 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.
7
listed Current at snapshot
1
aircraft directories
5
modification categories
Jul 27, 2011
latest recorded revision
Modification mix
Aircraft represented
Recently revised records
Showing the 7 most recently revised records. Category directories provide the complete paginated discovery path.
Installation of variable pitch control system in accordance with Devore Aviation Corporation Drawings DE-3300, Rev. F, dated 12/28/71, DE-3301, Rev. C, dated 11/19/71, DE-3302, dated 9/7/71, DE-3303, dated 10/21/71, DE-3304, dated 11/19/71, and DE-3305, dated 11/19/71.
FAA holder: Heliplane Aircraft Corporation International
Installation of Hartzell HC-C3Y(K, R)-1BLF/FL7663( )-4R propeller in accordance with Farrington Aircraft Corporation Installation Instructions FAC-2001 dated October 1, 1976.
FAA holder: Heliplane Aircraft Corporation International
Modification of rotor hub drag link in accordance with Devore Aviation Corporation Stress Memo dated December 21, 1978.
FAA holder: Heliplane Aircraft Corporation International
Removal of cabin door for flight.
FAA holder: Heliplane Aircraft Corporation International
Modification of the exhaust and the addition of a muffler and re-contoured engine cowling in accordance with Farrington Aircraft Corp. installation instructions dated February 27, 1987 and Master Drawing List revised August 23, 1987.
FAA holder: Heliplane Aircraft Corporation International