Woodruff Key, 3 x 3.7 mm Key Size

This is a Woodruff key with a key size of 3 x 3.7 mm. Woodruff keys are semicircular keys used to transmit torque between a shaft and a hub. The metric dimensions indicate its use in metric-designed machinery.

Specifications

Key Size	3 x 3.7 mm

About keys & keystock

Woodruff Key, 3 x 3.7 mm Key Size 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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