Cincinnati

Precision gear solutions backed by over a century of innovation
With more than a century of experience, RENK America Marine & Industry, formerly Cincinnati Gearing Systems (CGS), based in Ohio, USA, is a recognised leader in the design and manufacture of precision gears and transmissions. More than just a gear manufacturer, we provide reliable, high-quality, cost-effective custom gear solutions for a wide range of power transmission applications in critical industries.
Founded in 1907, we have a proud tradition of innovation and engineering excellence. Our company offers complete gear design, manufacturing and repair services, supported by a state-of-the-art facility and a dedicated engineering team with more than 50 years of experience. Its award-winning staff includes licensed professional engineers and members of industry-standard organizations such as AGMA (American Gear Manufacturers Association) and API (American Petroleum Institute).

Micro Turbine Gearbox
Parallel Shaft Single Helical
- Split Power Path
- Low Helix Angle
- 74,570/11,028 RPM @ 470 HP

Fracking Pump
Gas Turbine to Frack Pump Drive
- Stoeckicht Double Helical Gearing
- 16,000/1,455 RPM @ 5,500 HP
- High Efficiency, Low Noise Replacement for Traditional Diesel Engine Pumping Solutions

Integral Gearbox
Parallel Shaft Single Helical API 617 Integral Gear Unit
- Expander Casing Flange Mounted to Gearbox
- Expander Wheel Integrally Mounted to Pinion Shaft with Hirth Connection
- Input Speeds up to 65,000 rpm, Rated Powers up to 3,000 HP
Two Pinion Integral Gear Unit
- HP Pinion: 42,200/3,600 RPM
- LP Pinion: 21,600/3,600 RPM
- 2,670 HP Transmitted Power
- Expander to Generator Drive
- Compressed Air Energy Recovery