| Atmospheres | Atm | bar | bar | 1.013250 |
| BTU/hour | Btu/h | kilowatts | kW | 0.293071 x 10-3 |
| cubic centimeters | cm3 | liters | l | 0.001 |
| cubic centimeters | cm3 | milliliters | ml | 1.0 |
| cubic feet | ft3 | cubic meters | m3 | 0.0283168 |
| cubic feet | ft3 | liters | l | 28.3161 |
| cubic inches | in3 | cubic centimeters | cm3 | 16.3871 |
| cubic inches | in3 | liters | l | 0.0163866 |
| degrees(angle) | o | radians | rad | 0.0174533 |
| Fahrenheit | oF | Celsius | oC | oC=(oF-32)/1.8 |
| feet | ft | meters | m | 0.3048 |
| feet of water | ft H2O | bar | bar | 0.0298907 |
| fluid ounces, UK | UKfl oz | cubic centimeters | cm3 | 28.413 |
| fluid ounces, US | USfl oz | cubic centimeters | cm3 | 29.5735 |
| foot pounds f | ft lbf | joules | J | 1.35582 |
| foot pounds/minute | ft lbf/min | watts | W | 81.3492 |
| gallons, UK | UKgal | liters | l | 4.54596 |
| gallons, US | USgal | liters | l | 3.78531 |
| horsepower | hp | kilowatts | kW | 0.7457 |
| inches of mercury | inHg | millibar | mbar | 33.8639 |
| inches of water | inH2O | millibar | mbar | 2.49089 |
| inches | in | centimeters | cm | 2.54 |
| inches | in | millimeters | mm | 25.4 |
| kilogram force | kgf | newtons | N | 9.80665 |
| kilogram f. meter | kgf m | newton meters | Nm | 9.80665 |
| kilogram f./sq. centimeter | kgf/cm2 | bar | bar | 0.980665 |
| kilopascals | kPa | bar | bar | 0.01 |
| kiloponds | kp | newtons | N | 9.80665 |
| kilopond meters | kp m | newton meters | Nm | 9.80665 |
| kiloponds/cubic centimeter | kp/cm3 | bar | bar | 0.980665 |
| metric horsepower | kilowatts | kW | 0.735499 | |
| microinches | in | microns | m | 0.0254 |
| millimeters of mercury | mmHg | millibar | mbar | 1.3332 |
| millimeters of water | mmH2O | millibar | mbar | 0.09806 |
| newtons/square centimeter | N/cm2 | bar | bar | 0.1 |
| newtons/square meter | N/m2 | bar | bar | 10-5 |
| pascals(newtons/sq. meter) | Pa | bar | bar | 10-5 |
| pints,UK | UKpt | liters | l | 0.568245 |
| pints,US | USliq pt | liters | l | 0.473163 |
| pounds(mass) | lb | kilograms | kg | 0.4536 |
| pounds/cubic foot | lb/ft3 | kilograms/cubic meter | kg/m3 | 16.0185 |
| pounds/cubic inch | lb/in3 | kilograms/cubic centimeter | kg/cm3 | 0.0276799 |
| pounds force | lbf | newtons | N | 4.44822 |
| pounds force feet | lbf ft | newton meters | Nm | 1.35582 |
| pounds force inches | lbf in | newton meters | Nm | 0.112985 |
| pounds force/square inches | lbf/in2 | bar | bar | 0.06894 |
| revolutions/minute | r/min or RPM | radians/second | rad/s or RPS | 0.104720 |
| square feet | ft2 | square meters | m2 | 0.092903 |
| square inches | in2 | square meters | m2 | 6.4516 x 10-4 |
| square inches | in2 | square centimeters | cm2 | 6.4516 |