How to convert inches (US survey) to millimeters
1 inch (us survey) is equal to 25.4000508 millimeters, and 1 millimeter is equal to 0.03937 inches (US survey). To convert, multiply by the conversion factor:
millimeters = inches (US survey) × 25.4000508
millimeters = inches (US survey) ÷ 0.03937Example: convert 15 in (US) to mm: 15 × 25.4000508 = 381.000762 mm.
Inch (US Survey) to Millimeter conversion table
| Inch (US Survey) (in (US)) | Millimeter (mm) |
|---|---|
| 0.01 in (US) | 0.254000508 mm |
| 0.1 in (US) | 2.54000508 mm |
| 1 in (US) | 25.4000508 mm |
| 2 in (US) | 50.8001016 mm |
| 3 in (US) | 76.2001524 mm |
| 5 in (US) | 127.000254 mm |
| 10 in (US) | 254.000508 mm |
| 20 in (US) | 508.001016 mm |
| 50 in (US) | 1,270.00254 mm |
| 100 in (US) | 2,540.00508 mm |
| 250 in (US) | 6,350.0127 mm |
| 500 in (US) | 12,700.0254 mm |
| 1,000 in (US) | 25,400.0508 mm |
About the inch (us survey)
The US survey inch is one twelfth of a US survey foot, about 2.5400051 cm.
Symbol: in (US) · 1 in (US) = 0.0254000508 m · Category: US survey units
About the millimeter
A millimeter is one thousandth of a meter. It's the standard unit in engineering drawings, manufacturing, rainfall and screen and paper sizes.
Symbol: mm · 1 mm = 0.001 m · Category: Metric (SI)