Bushing vs. Spacer

Bushingnoun

(mechanical engineering) A type of bearing, a cylindrical lining designed to reduce friction and wear inside a hole, often used as a casing for a shaft, pin or hinge.

Bushingnoun

(mechanical engineering) An elastic bearing used as a type of vibration isolator, commonly made of rubber. An interface between two parts, damping the movement and the energy transmitted.

Bushingnoun

(mechanical engineering) A threaded bushing, is a fastener element that is inserted into an object, usually to add a threaded hole in a softer or thin material.

Bushingnoun

(electrical engineering) A lining for an opening through which a conductor passes, providing insulation and mechanical protection for the conductor.

Bushingnoun

An adapter for joining pipes of different size.

Bushingnoun

The operation of fitting bushes, or linings, into holes or places where wear is to be received, or friction diminished, as pivot holes, etc.

Bushingnoun

A bush or lining; - sometimes called a thimble. See 4th Bush.

Bushingnoun

an insulating liner in an opening through which conductors pass

Bushingnoun

a cylindrical metal lining used to reduce friction

Spacernoun

A person who works or lives in space.

Spacernoun

An object inserted to hold a space open in a row of items, e.g. beads or printed type.

Spacernoun

A bushing.

Spacernoun

(slang) A forgetful person; one who spaces out.

Spacernoun

(medicine) A type of add-on device used by an asthmatic person to increase the effectiveness of a metered-dose inhaler.

Spacernoun

(historical) An instrument for reversing a telegraphic current, especially in a marine cable, to increase the speed of transmission.