Rotary engines for aerospace applications employ a triangular rotor orbiting within an epitrochoidal housing to execute the four-stroke thermodynamic cycle without reciprocating pistons, eliminating the need for valvetrain components and reducing part count significantly. This architecture produces a high power-to-weight ratio from a compact envelope, with apex seals and rotor cooling critical to engine airworthiness across UAV and light-aircraft propulsion roles.
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Rotary Engines suppliers linked to most aircraft programs in our database.
UAV Engines Ltd. (8 aircraft)Latest Airframer news and company press releases
| 15/07/2026 | Press Release: RED Aircraft and Helix create ultra-light series hybrid generator for aviation |
| 08/06/2026 | Press Release: Arcline Investment Management to acquire Continental Aerospace Technologies |
| 13/04/2026 | Press Release: DeltaHawk launches defense division for UAS engines |
| 16/03/2026 | Press Release: Ondas completes acquisition of Rotron Aerospace Ltd., expanding long-range propulsion technologies for advanced unmanned systems for defense |
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
