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Mil (mil)

Definition - What does Mil (mil) mean?

Mil is a unit of measurement in the foot-pound-second (FPS) British system, which is a thousandth of an inch (0.001 or 10-3 inch). It is also referred as a thou, a thousandth. In the USA the term mil is more widely used. A mil is equal to 0.0254 millimeter of the metric system.

Safeopedia explains Mil (mil)

A mil or thou are used to specify the dimensions in engineering or manufacturing. This includes measurements like the diameter of wire, thickness of a metal or plastic sheets, gaskets, gap of spark plugs, papers, films, printed circuit boards (PCB), foils, paint coatings, latex gloves, tolerance of hydraulic cylinders and fibers etc..

1inch= 1000 mils or thous

1 Mil = 0.001 Inch or 0.0254 millimeter

Compound units of mil (ex. mils per year) are used to express corrosion rates.

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