FLORENCE, KY — The Kop-Flex high-speed shear spacer coupling uses a patented double-tube design, precision machining and bearings, and special metal treatments to help provide predictable shear during torque overloads on turbo drivetrains, allowing safe coast down of systems turning at up to 20,000 rpm. Developed to protect gas-turbine-powered generator drives during electrical faults, the shear spacer is also ideal for drives on compressors, pumps, fans and trains subject to shock ...This story is related to the following:Fasteners and HardwareSpacer Tubes | Couplings |