Glossary


Select the first letter of the word you are looking for. If a letter is not linkable below, it means that there are no terms for that letter:

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N

NC - abbreviation for National Coarse; a measurement of threads per inch on a tap.

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NEF - abbreviation for National Extra Fine; a measurement of threads per inch on a tap.

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NF - abbreviation for National Fine; a measurement of threads per inch on a tap.

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Non-marring - preventing marks or indentations on an object.

See: Clamps

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NPT - abbreviation for National Pipe Taper. A measurement of threads per inch on threaded pipe.

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NS - abbreviation for National Special.

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