Length and Area
μintomil
Convert microinches (μin) to mils (mil).
Factor1 μin = 0.001 mil
Converter
μin
Accepts numbers or expressions, e.g. 150 + 14.7
Result
mil
Rendered to 6 significant figures.
Formula
Formula
mil = μin × 0.001
Multiply any value in microinches by 0.001 to obtain the value in mils.
Worked example
Convert 1000 μin to mil.
- 01Start with 1000 μin.
- 02Multiply by the conversion factor: 1000 × 0.001 = 1 mil.
Result1000 μin = 1 mil
Conversion table
| μin | mil |
|---|---|
| 1 | 0.001 |
| 2 | 0.002 |
| 5 | 0.005 |
| 10 | 0.01 |
| 20 | 0.02 |
| 50 | 0.05 |
| 100 | 0.1 |
| 200 | 0.2 |
| 500 | 0.5 |
| 1000 | 1 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from μin to mil?
1 μin equals 0.001 mil. To convert, multiply the value in microinches by 0.001.
How do I convert 1 μin to mil?
1 μin = 0.001 mil. For any value, multiply by 0.001.
How do I convert mil back to μin?
Divide by the same factor — or equivalently, multiply by 1000. So 1 mil = 1000 μin.
When would I need to convert microinch to mil (thousandth of an inch)?
Length conversions appear in piping, layout, and mechanical drawings — particularly when reconciling imperial fittings or instrument lengths with metric plant drawings.
Is the conversion exact?
The factor shown is precise to at least 7 significant figures. For most process-engineering work this is far better than instrument accuracy. For metrology or trade applications, refer to the relevant national standard (NIST, BIPM, ISO 80000).