- W -

Witness Lines

Lines scribed on the surface of adjacent parts prior to disassembly to ensure proper realignment when they are reassembled.

Wobble

An unsteady movement off a normal axis.

Wobble Plate

An offset plate that is secured to the main shaft and moves the pistons to and fro.

Wobble-Plate Compressor

1. An offset plate that is secured to the main shaft and moves the piston to and fro 2. A term used for swash-plate compressor.

WOHMA

An acronym for Waste Oil Heating Manufacturers Association.

WOO

An acronym for World of Outlaws.

Woodruff Key

A half-moon-shaped key used to prevent a pulley or gear from turning on a shaft. Also known as half-moon key.

Woody

A vehicle having wood panel or simulated wood panel bodywork.

Word

Microsoft's word processing software program.

Word Processing

Using a computer to create, edit, and print documents.

WordPerfect

One of the most popular word processing software programs in use today.

Work

1. The change of position of an object against an opposing force. 2. The product of a force and the distance through which it acts.

Work Bench

Any bench on which work is done; usually having a vise and one or more drawers.

Work Hardening

The brittleness of a metal part due to stress from bending, hammering, or fatigue.

Working Chamber

An area in a shock absorber where the pressure and vacuum are produced.

Works Team

A factory-supported racing team.

World Of Outlaws(WOO)

A spring car-racing organization.

World Wide Web

A system of internet servers that support specially formatted documents. The documents ate formatted in a language called HTML that supports links to other documents, as well as graphics, audio, and video files.

Worm

A type of gear on which the teeth resemble large threads.

Worm And Sector

A type of steering-gear assembly that imparts a rotary motion to a straight-line motion.