Heidelberg 00.540.1607 Key A3x3x16 (9 Pieces)

The A3x3x16 key (9 pieces) from Heidelberg, also known as a shaft key or positive locking connection element, with OEM part number 00.540.1607, is a mechanical fastening element for the secure transmission of torques. It has the dimensions 5 x 5 x 5 cm and weighs 0.01 kg. Keys are used to connect shafts and hubs, gears, or pulleys in a form-fitting manner, thereby ensuring reliable torque transmission. Typical applications can be found in mechanical engineering, particularly in gearboxes, pumps, and general drive systems.