Nanopascal is 1e-9 pascal units.
Nanopascals to mmHgs Converter — nPa to mmHg
Convert Nanopascal (nPa) to mmHg (mmHg) using the exact conversion factor (1 nanopascal = 7.500616e-12 mmhg). See the formula, worked examples, and conversion table.
Nanopascals to mmHgs converter
Converter
Pressure Converter
Convert pascals, bars, PSI, atmospheres, mercury columns, water columns, and engineering pressure units.
Context values
Some unit families need one extra value for a physically accurate result.
Millimeters of mercury at standard gravity.
Result = input x 1e-9 / 133.3223874.
Pressure uses the pascal as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Nanopascals to mmHgs
Nanopascal and mmHg both show up on pressure gauges — psi is standard on US tire and tool specifications, while bar is the everyday pressure unit across most of the rest of the world. Specifically: Nanopascal is 1e-9 pascal units, and millimeters of mercury at standard gravity.
Formula
mmhgs = nanopascals × 7.500616e-12
This factor comes from each unit's defined relationship to the category's base unit: 1 nanopascal equals 1e-9 base units, and 1 mmhg equals 133.322387415 base units, so dividing one by the other gives the direct nanopascal-to-mmhg factor of 7.500616e-12.
Simple example
1 nPa × 7.500616e-12 = 7.500616e-12 mmHg
1 nanopascal = 7.500616e-12 mmhgs.
Real-world example
35 nPa × 7.500616e-12 = 2.625216e-10 mmHg
35 nanopascals = 2.625216e-10 mmhgs.
Conversion table
| Nanopascal (nPa) | mmHg (mmHg) |
|---|---|
| 1 nPa | 7.500616e-12 mmHg |
| 5 nPa | 3.750308e-11 mmHg |
| 10 nPa | 7.500616e-11 mmHg |
| 25 nPa | 1.875154e-10 mmHg |
| 50 nPa | 3.750308e-10 mmHg |
| 100 nPa | 7.500616e-10 mmHg |
Reverse conversion: mmHg to Nanopascal
7.500616e-12 mmHg × 133322387400 = 1.000000032 nPa
7.500616e-12 mmhgs = 1.000000032 nanopascals.
nanopascals = mmhgs × 133322387415
For a page dedicated to this direction, see mmHg to Nanopascal.
Understanding the Nanopascal (nPa)
Nanopascal is 1e-9 pascal units.
Understanding the mmHg (mmHg)
Millimeters of mercury at standard gravity.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many mmhgs are in 1 nanopascal?
1 nanopascal equals 7.500616e-12 mmhgs, using the exact defined conversion factor rather than an estimate.
How do I convert nanopascal to mmhg?
Multiply the nanopascal value by 7.500616e-12. The converter above does this instantly to whatever precision you set.
How do I convert mmhg back to nanopascal?
Use the reverse factor: 1 mmhg equals 133,322,387,400 nanopascals. You can also use the swap control in the converter above to flip the direction instantly.
What is a nanopascal?
Nanopascal (nPa) is a unit of pressure.
What is a mmhg?
mmHg (mmHg) is a unit of pressure.
Is the nanopascal to mmhg conversion exact?
Yes. Both nanopascal and mmhg are defined by fixed standards rather than physical artifacts, so the factor of 7.500616e-12 used above is exact to as many digits as you choose to display.