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Rotary Engines

Internal combustion engine, invented by German engineer Felix Wankel, which uses a rotor instead of reciprocating pistons. This design delivers smooth high-rpm power from a compact, lightweight engine.

To see a list of companies or products in this category click on the tabs above.

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Sponsorship of the Piston & Rotary Engines sector is currently available. See our advertising pages for details.

Rotary Engines suppliers linked to most aircraft programs in our database.

UAV Engines Ltd. (8 aircraft)
Austro Engine GmbH (4)
Aixro Rotary Engines (3)
Rotron Aerospace Ltd. (was Rotron Power) (2)
Freedom Motors (2)
Wankel Supertec GmbH (1)
Alturair (1)

Latest Airframer news and company press releases

08/06/2026Press Release: Arcline Investment Management to acquire Continental Aerospace Technologies
13/04/2026Press Release: DeltaHawk launches defense division for UAS engines
16/03/2026Press Release: Ondas completes acquisition of Rotron Aerospace Ltd., expanding long-range propulsion technologies for advanced unmanned systems for defense
02/02/2026Press Release: Ondas to acquire Rotron Aero, expanding long‑range attack capabilities and unmanned vehicle technologies for advanced defense missions
13/01/2026Press Release: Hirth Engines and ePropelled announce strategic collaboration to advance high-efficiency propulsion systems
See the news and press release archive for Piston & Rotary Engines.
Quintus Technologies is a global leading provider of high pressure fluid cell presses and hydroform deep-draw presses for sheet metal forming
Quintus Technologies
Innovative sealing solutions that facilitate energy transfer, maintain fluid integrity, & exclude contaminants, ensuring components endurance.
CDI Products
Elaire Corporation is a global supplier for airtool collets and various drill holding collets. All parts are made in the USA.
Elaire Corporation
CWST, leaders in surface treatment. Protecting and life extension of your critical components throughout any crisis!
Curtiss-Wright Surface Technologies
Reduce the time spent on current projects by using ESDU – engineering data and software that has been approved and endorsed by professional institutions.
Accuris: ESDU Aircraft Design
A global solutions leader in aerospace peelable coatings technology.
AC Products, Inc.
Toray Advanced Composites provides advanced composite tooling materials including a comprehensive series of epoxy tooling prepregs.
Toray Advanced Composites
Global design and manufacturer of components and systems to the aerospace & defense industry for over 90 years.
AMETEK PDS
Highly accurate torque sensors and transducers for the Aerospace & Defense industry since 1960.
S. Himmelstein and Co.
USA Borescopes is a global provider of quality borescopes and videoscopes.
USA Borescopes
Quintus Technologies is a global leading provider of high pressure fluid cell presses and hydroform deep-draw presses for sheet metal forming
Quintus Technologies
Innovative sealing solutions that facilitate energy transfer, maintain fluid integrity, & exclude contaminants, ensuring components endurance.
CDI Products
Elaire Corporation is a global supplier for airtool collets and various drill holding collets. All parts are made in the USA.
Elaire Corporation
CWST, leaders in surface treatment. Protecting and life extension of your critical components throughout any crisis!
Curtiss-Wright Surface Technologies
Reduce the time spent on current projects by using ESDU – engineering data and software that has been approved and endorsed by professional institutions.
Accuris: ESDU Aircraft Design
A global solutions leader in aerospace peelable coatings technology.
AC Products, Inc.
Toray Advanced Composites provides advanced composite tooling materials including a comprehensive series of epoxy tooling prepregs.
Toray Advanced Composites
Global design and manufacturer of components and systems to the aerospace & defense industry for over 90 years.
AMETEK PDS
Highly accurate torque sensors and transducers for the Aerospace & Defense industry since 1960.
S. Himmelstein and Co.
USA Borescopes is a global provider of quality borescopes and videoscopes.
USA Borescopes
Quintus Technologies is a global leading provider of high pressure fluid cell presses and hydroform deep-draw presses for sheet metal forming
Quintus Technologies
Innovative sealing solutions that facilitate energy transfer, maintain fluid integrity, & exclude contaminants, ensuring components endurance.
CDI Products
Elaire Corporation is a global supplier for airtool collets and various drill holding collets. All parts are made in the USA.
Elaire Corporation
CWST, leaders in surface treatment. Protecting and life extension of your critical components throughout any crisis!
Curtiss-Wright Surface Technologies
Reduce the time spent on current projects by using ESDU – engineering data and software that has been approved and endorsed by professional institutions.
Accuris: ESDU Aircraft Design
A global solutions leader in aerospace peelable coatings technology.
AC Products, Inc.
Toray Advanced Composites provides advanced composite tooling materials including a comprehensive series of epoxy tooling prepregs.
Toray Advanced Composites
Global design and manufacturer of components and systems to the aerospace & defense industry for over 90 years.
AMETEK PDS
Highly accurate torque sensors and transducers for the Aerospace & Defense industry since 1960.
S. Himmelstein and Co.
USA Borescopes is a global provider of quality borescopes and videoscopes.
USA Borescopes

Supply chain relationships

Sectors serving Piston & Rotary Engines companies:
Engine Accessories & Oil  •  Engine Structure & Casings  •  Bearings  •  Metals  •  Seals & Sealing  •  Engine Controls & Monitoring  •  Power Transmission  •  Fasteners  •  Machining & Metal Removal  •  Forming Processes  •  Mechanical Hardware  •  Lubricants  •  Pumps  •  Fittings & Couplings  •  Valves  •  Sensors, Transducers & Detectors  •  Tubing, Hoses & Conduits  •  Structural Components  •  Fuel Systems  •  Metal Processing & Heat Treatment  •  Actuation  •  Switches  •  Engine Rotating & Gas-Path Parts  •  Fluid Power  •  Chemicals  •  Manufacturing Services  •  Active Electronic Components  •  Non-metal Materials  •  Mechanical Connectors  •  Coatings  •  Circuit Protection  •  Electrical/Electronic Connectors  •  Passive Electronic Components  •  Technical Consultants  •  Adhesives  •  Terminals, Relays & Switching  •  Composite Materials  •  Shielding  •  Composite Processes & Manufacturing  •  Batteries & Accessories  •  Design Software  •  Computer Integrated Manufacturing

Piston & Rotary Engines

Sectors purchasing from Piston & Rotary Engines companies:
Airframer  •  Airframe Assemblies  •  Rotors & Propellers  •  Aircraft Operations  •  Auxiliary Power

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