FAA-listed STC holder
Hartzell Propeller LLC STCs
The Jun 30, 2026 FAA DRS snapshot lists 18 selected supplemental type certificates with status Current under Hartzell Propeller LLC. The records span 95 public aircraft directories and 3 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.
Modification mix
Aircraft represented
Recently revised records
Showing the 18 most recently revised records. Category directories provide the complete paginated discovery path.
Installation of Heli-Preheat System, P/N TA2584-1 for 115 volt application.
FAA holder: Hartzell Propeller LLC
Installation of a Hartzell Propeller Inc. model HC-C2YR-IN/NG8301-3 propeller.
FAA holder: Hartzell Propeller LLC
Installation of Hartzell Propeller model 5D3-NK366A1(Y)( )/91D17(B).
FAA holder: Hartzell Propeller LLC
Installation of Hartzell Propeller Model 2C1-R419A1/75C(S)08, 2 blade composite propeller.
FAA holder: Hartzell Propeller LLC
Installation of Hartzell Propeller model HC-C3YR-4BN/NC8302H-7.5.
FAA holder: Hartzell Propeller LLC
Installation of Hartzell Propeller model HC-(C,G,J)3YF-1N/NM8411-( ).
FAA holder: Hartzell Propeller LLC
Installation of Heli-Preheat Kit, p/n TA3391-1 for 115 volt application.
FAA holder: Hartzell Propeller LLC
Installation of Heli-Preheat Kit, p/n TA3193-1 for 115 volt application in accordance with Heli-Preheat Kit drawing TA3193-1 Revision D, dated December 11, 2023 or later FAA approved revisions and Preheat Kit Installation Instruction TNH3193 Revision B, dated July 6, 2018 or later FAA approved revisions.
FAA holder: HARTZELL PROPELLER LLC
Installation of Engine Preheat Kit, P/N TA3123-1 for 115 volt application.
FAA holder: Hartzell Propeller LLC
Installation of Heli-Preheat System, P/N 2862-1 for 115 volt application.
FAA holder: Hartzell Propeller LLC
Installation of Heli-Preheat Kit, P/N TA3134-1 for 115-volt application.
FAA holder: Hartzell Propeller LLC
Installation of Heli-Preheat Kit, P/N TA3195-1 for 115-volt application.
FAA holder: Hartzell Propeller LLC