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Auto Glossary -N

Automotive Glossary of Terms - N -

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Definitions for automotive terms and illustrations from needle bearing to nitrogen oxide.

NEEDLE BEARING: A bearing which consists of a number (usually a large number) of long, thin rollers.

NITROGEN OXIDE (NOx): One of the three basic pollutants found in the exhaust emission of an internal combustion engine. The amount of NOx usually varies in an inverse proportion to the amount of HC and CO.