Müller Martini 0036.0251 Parallel key A4x4x12 (5 pieces)

The parallel key A4x4x12 (5 pieces) from Müller Martini, also known as key, feather key, or shaft key, is a mechanical fastening element with the type number 0036.0251. It has the dimensions 5 x 5 x 5 cm and weighs 0.01 kg. Parallel keys serve for the form-fit connection of shaft and hub to transmit torques and prevent relative rotation. Typical applications are found in general mechanical engineering, in gearboxes, pumps, and electric motors for the safe transmission of drive forces.