Pronunciation

/ˈwʊdrʌf ki/ 🔊

Part of Speech

Noun

Definition

A Woodruff key is a type of small, semi-circular key that is inserted into a machined slot in a shaft to prevent relative rotation between the shaft and a rotating part, such as a gear or pulley, mounted on the shaft.

Examples

1. “The Woodruff key ensures that the gear remains securely attached to the shaft.”

2. “Replacing a worn Woodruff key can help prevent equipment failure.”

Synonyms

1. Half-moon key

2. Gib-head key

Antonyms

N/A

Additional Information

Woodruff keys are commonly used in automotive, machinery, and marine applications where precise alignment and secure attachment of rotating components are necessary.