005 inch is equal to 0.127 millimeters (mm).
To convert inches to millimeters, you multiply the inch value by 25.4 because one inch is exactly 25.4 millimeters. So, 005 inch equals 0.005 × 25.4, which gives 0.127 mm.
Conversion Tool
Result in mm:
Conversion Formula
The formula to convert inches to millimeters is:
millimeters = inches × 25.4
This works because one inch is exactly 25.4 millimeters by international agreement. Multiplying any inch value by 25.4 gives the equivalent length in millimeters.
Example: Convert 0.005 inch to mm step-by-step:
- Start with the inch value: 0.005 inch
- Multiply by 25.4: 0.005 × 25.4 = 0.127
- Result: 0.127 mm
Conversion Example
- Convert 2 inch to mm:
- Multiply 2 × 25.4
- Result is 50.8 mm
- Convert 0.1 inch to mm:
- 0.1 × 25.4 = 2.54 mm
- Convert 10 inch to mm:
- 10 × 25.4 = 254 mm
- Convert 0.75 inch to mm:
- 0.75 × 25.4 = 19.05 mm
- Convert 5 inch to mm:
- 5 × 25.4 = 127 mm
Conversion Chart
This chart shows values from -20.0 inch to 30.0 inch converted to millimeters. You can find any value by looking at the inch column and reading across to see the mm equivalent. Negative values represent lengths in the opposite direction.
| Inches | Millimeters (mm) |
|---|---|
| -20.0 | -508.0000 |
| -15.0 | -381.0000 |
| -10.0 | -254.0000 |
| -5.0 | -127.0000 |
| 0.0 | 0.0000 |
| 5.0 | 127.0000 |
| 10.0 | 254.0000 |
| 15.0 | 381.0000 |
| 20.0 | 508.0000 |
| 25.0 | 635.0000 |
| 30.0 | 762.0000 |
Related Conversion Questions
- How many millimeters are in 005 inch exactly?
- What is the mm equivalent of 0.005 inch in engineering terms?
- Can I convert 005 inch to mm using a simple formula?
- Is 005 inch greater or smaller than 1 mm?
- How to convert fractions like 005 inch to millimeters?
- Why does multiplying 005 inch by 25.4 gives mm value?
- What tools can measure 005 inch in millimeters accurately?
Conversion Definitions
Inch: An inch is a unit of length in the imperial and US customary systems, equal to exactly 2.54 centimeters. It is commonly used in the United States, Canada, and the UK for measuring small distances, such as screen sizes, paper dimensions, and construction materials.
Millimeter (mm): A millimeter is a metric unit of length equal to one-thousandth of a meter. It is widely used worldwide for precise measurements in engineering, manufacturing, and everyday measurements where small lengths need to be expressed accurately.
Conversion FAQs
Is 005 inch a standard measurement in manufacturing?
005 inch, meaning 0.005 inch, is a very small measurement used in precision engineering and manufacturing, especially for tolerances and thin materials. It represents five thousandths of an inch, which can be critical in tight-fitting parts or electronics.
Can I convert 005 inch to mm without a calculator?
Yes, by remembering that 1 inch equals 25.4 mm, you can multiply 0.005 by 25.4 mentally or with simple multiplication to get 0.127 mm. Though the decimal is small, multiplying by 25.4 is straightforward for quick conversion.
Why is the inch to mm factor 25.4?
The factor 25.4 was internationally agreed upon to define the inch in metric terms exactly. Before, the inch had slightly varied lengths, but now it is fixed to 25.4 mm for consistency in measurements and manufacturing worldwide.
Does converting 005 inch to mm always produce the same result?
Yes, because the conversion is based on a fixed ratio. 0.005 inch times 25.4 will always equal 0.127 mm, regardless of context, as long as the definitions remain constant.
How accurate is the conversion from 005 inch to mm?
The conversion is exact since 1 inch equals 25.4 mm by international standard. The only limitation comes from rounding during calculations or display, but mathematically, the result is precise.

