Heidelberg ZN.656707018 Brass Parallel Key

The brass parallel key, also known as a feather key or machine key, with type number ZN.656707018 from Heidelberg is a mechanical brass fastener for form-fit securing of components on a shaft. It has dimensions of 1 x 1 x 4 cm and weighs 0.02 kg. Parallel keys are used in drive technology and general mechanical engineering to create a rotational connection between a shaft and a hub. They prevent relative rotation of the connected components and transmit torques, typically in applications such as gearboxes, pulleys, and couplings.