Metric, Round, Parallel Key

MPN 177Z90|L39250.191.0125 Keys & Keystock

This is a metric parallel key with a round shape. Parallel keys are used to transmit torque between a shaft and a rotating component, preventing relative motion. The round shape is suitable for specific keyway designs.

Specifications

Shape	Round

About keys & keystock

Metric, Round, Parallel Key is listed under Keys & Keystock — square, rectangular, woodruff keys and keystock bar. Keys and keystock are essential mechanical components used to prevent relative rotation between a shaft and a rotating machine element such as a gear, pulley, or coupling. They transmit torque by fitting into keyways machined into both the shaft and the hub.

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