1.002 Millimeters to Inches

1.002 mm ≈ 0.039449 in

Closest fraction: 364″(0.04688 in — approximate, differs by ~19%)

Calculation: in = 1.002 mm × 0.0393701 ≈ 0.039449 in

Millimeter to Inch Converter

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How long is 1.002 mm?

1.002 mm (0.1 cm) is a very small measurement — thinner than a pencil lead.

1.002 mm on the inch scale

mm00.511.52in00.010.020.030.040.050.060.07

1.002 mm = 0.0394 in

Did you know? Thickness of a credit card is 0.1 cm.

A standard credit card is about 0.76 mm (0.076 cm) thick — less than 1 millimeter.

How to Convert Millimeter to Inch

1 millimeter = 0.0393701 inches exact

Inch = Millimeter × 0.0393701

Example: 1.002 mm × 0.0393701 = 0.039449 in

Reverse Conversion

To convert inches back to millimeters:

  • Remember, 1 inch equals 25.4 millimeters.
  • To convert 0.039449 in to mm, multiply 0.039449 x 25.4, resulting in 1.002 mm.

exact This conversion factor is exact by international definition.

1.002 mm is also equal to:

  • 0.1002 centimeter
  • 0.001002 meter
  • 0.0032874 feet
  • 0.0010958 yard
About these units

Millimeter: Metric unit equal to one thousandth (1/1000) of a meter.

Inch: Imperial/US customary unit standardized as exactly 25.4 millimeters since 1959.

Frequently Asked Questions

How much is 1.002 millimeters in inches?

1.002 millimeters equals 0.039449 inches. This is calculated by multiplying 1.002 by the conversion factor 0.0393701.

What does 1.002 millimeters look like in inches?

1.002 millimeters (0.039449 inches) is about the thickness of a few coins stacked or a pencil lead.

How do you calculate 1.002 millimeters to inches?

Multiply 1.002 by the conversion factor 0.0393701. The calculation is 1.002 × 0.0393701 = 0.039449 inches. This factor is defined by international measurement standards.

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1.002 millimeters = 0.0394488 inches
1.002 millimeters = 0.0394488 inches — conversion chart

Nearby Conversions

0.002 millimeters7.874 × 10⁻⁵ inches 2.002 millimeters0.07882 inches 3.002 millimeters0.1182 inches 4.002 millimeters0.1576 inches 5.002 millimeters0.1969 inches 6.002 millimeters0.2363 inches 7.002 millimeters0.2757 inches 8.002 millimeters0.315 inches 9.002 millimeters0.3544 inches 10.002 millimeters0.3938 inches 11.002 millimeters0.4331 inches

For general conversions between millimeters and inches, see the millimeters to inches converter.

Also convert Millimeters to:

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 inch = 2.54 cm by international agreement (1959). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.