lock ring

Thân thiện

A mechanic installs a lock ring on a wheel bearing.

Definition

Noun: A lock ring is a type of washer designed to prevent a nut from loosening. It functions by applying friction or mechanical interference to maintain the tightness of a threaded fastener.

Usage

A lock ring is used in mechanical assemblies to secure nuts and bolts, ensuring they do not come loose due to vibration or movement. - Always install a lock ring under the nut to prevent it from backing off. - The mechanic replaced the worn lock ring on the wheel assembly.

Advanced Usage

• As a specific component: In engineering contexts, a lock ring can refer to a specific, often circular, component that fits into a groove (a circlip or retaining ring) to axially secure parts on a shaft or in a housing. While related, this is a distinct application from the washer-style definition.
  • The piston is held in place by a internal lock ring.

Variants and Related Words

• Lock washer: A more general term for a washer that prevents loosening. A lock ring is often a specific type of lock washer.
• Split ring: A type of lock ring that is not continuous, allowing it to be compressed or expanded for installation.
• Retaining ring: A ring that holds components onto a shaft or within a housing; often synonymous with "circlip."

Synonyms

• Lock washer
• Anti-rotation washer
• Nut lock

Related Phrases

• To lock in place: To secure something so it cannot move.
  • The lock ring ensures the bearing is locked in place.

Học thuật

Noun

1. washer that prevents a nut from loosening

Từ đồng nghĩa

• lockring
• lock washer