CommonConversionFactorsChart.pdf
COMMON CONVERSION FACTORS
| Multiply | By | To Optain |
| A | 1 | Amperes |
| Abcoulombs | 2.998×1010 | Statcoulombs |
| Acre-feet | 43,560 | Cubic feet |
| Acre-feet | 1233.49 | Cubic meters |
| Acre-feet | 325,851 | Gallons |
| Acres | .4047 | Hectares |
| Acres | 43,560 | Square feet |
| Acres | 4,047 | Square meters |
| Acres | .001562 | Square miles |
| Acres | 4,840 | Square yards |
| Ampere-hours | 3,600 | Coulombs |
| Ampere-hours | .03731 | Faradays |
| Ampere-turns | 1.257 | Gilberts |
| Angstrom unit | 3.937×10-9 | Inches |
| Angstrom unit | 10-10 | Meters |
| Ares | .02471 | Acres |
| Ares | 100 | Sq. meters |
| Astronomical units | 1.495×108 | Kilometers |
| Atmospheres | 1.01325 | Bars |
| Atmospheres | 76.0 | Cm. Of mercury |
| Atmospheres | 33.90 | Feet of water |
| Atmospheres | 29.92 | Inches of mercury |
| Atmospheres | 10,333 | Kilograms/sq. meter |
| Atmospheres | 101.325 | KiloPascals |
| Atmospheres | 101,325 | Pascals |
| Atmospheres | 14.70 | Pounds/sq. inch |
| Atmospheres | 1.058 | Tons/sq. foot |
| B.T.U. | 1.055×1010 | Ergs |
| B.T.U. | 778.2 | Foot-pounds |
| B.T.U. | 252.2 | Gram calories |
| B.T.U. | 3.930×10-4 | Horsepower-hours |
| B.T.U. | 1,055 | Joules |
| B.T.U. | .2522 | Kilocalories |
| B.T.U. | 107.6 | Kilogram-meters |
| B.T.U. | 2.931×10-4 | Kilowatt-hours |
| B.T.U. | 10.409 | Liter-Atmospheres |
| B.T.U./hour | .2162 | Foot-pounds/second |
| B.T.U./hour | .0700 | Gram-calories/second |
| B.T.U./hour | 3.930×10-4 | Horsepower |
| B.T.U./hour | .2931 | Watts |
| B.T.U./minute | 12.97 | Foot-pounds/second |
| B.T.U./minute | .02358 | Horsepower |
| B.T.U./minute | .01758 | Kilowatts |
| B.T.U./minute | 17.58 | Watts |
| B.T.U./sq. foot/minute | .1221 | Watts/sq. inch |
| Bags (cement) | 94 | Pounds |
| Barrels (cement) | 376 | Pounds |
| Barrels (dry) | 7056 | Cubic inches |
| Barrels (dry) | 105.0 | Quarts (dry) |
| Barrels (liquid) | 31.5 | Gallons |
| Barrels (oil) | 42 | Gallons |
| Bars | .9869 | Atmospheres |
| Bars | 1,000,000 | Dynes/sq. centimeter |
| Bars | 10,200 | Kilograms/sq.meter |
| Bars | 100 | KiloPascals |
| Bars | 750.0 | Millimeters of mercury |
| Bars | 100,000 | Pascals |
| Bars | 14.50 | Pounds/sq. inch |
| Baryls | 1 | Dynes/sq. centimeter |
| Board feet | 144 | Cubic inches |
| Bolts (US Cloth) | 40 | Yards |
| Buckets (British, Dry) | 18.18 | Liters |
| Bushels | 1.2445 | Cu. feet |
| Bushels | 2150.4 | Cu. inches |
| Bushels | .03524 | Cu. meters |
| Bushels | 35.24 | Liters |
| Bushels | 4 | Pecks |
| Bushels | 64 | Pints (dry) |
| Bushels | 32 | Quarts (dry) |
| C | 1 | Coulombs |
| Calories (gram) | .003966 | B.T.U. |
| Calories (gram) | .001 | Calories (kilogram) |
| Calories (gram) | 41,840,000 | Ergs |
| Calories (gram) | .001 | Food calories |
| Calories (gram) | 3.0860 | Foot-pounds |
| Calories (gram) | 1.559×10-6 | Horsepower-hours |
| Calories (gram) | .001 | Kilocalories |
| Calories (gram) | 1.162×10-6 | Kilowatt-hours |
| Calories (kilogram) | 3.966 | B.T.U. |
| Calories (kilogram) | 1,000 | Calories (gram) |
| Calories (kilogram) | 1 | Food calories |
| Calories (kilogram) | 3,086 | Foot-pounds |
| Calories (kilogram) | .001559 | Horsepower-hours |
| Calories (kilogram) | 4,184 | Joules |
| Calories (kilogram) | 1 | Kilocalories |
| Calories (kilogram) | 426.8 | Kilogram-meters |
| Calories (kilogram) | .001162 | Kilowatt-hours |
| Candela/sq. centimeter | 3.142 | Lamberts |
| Candela/sq. inch | .4869 | Lamberts |
| Candela/sq. meter | .0003142 | Lamberts |
| Carats | 3.086 | Grains |
| Centares (Centiares) | 1 | Square meters |
| Centigrams | .01 | Grams |
| Centiliters | .01 | Liters |
| Centimeter-dynes | .00102 | Centimeter-grams |
| Centimeter-dynes | 1.020×10-8 | Meter-kilograms |
| Centimeter-dynes | 7.376×10-8 | Pound-feet |
| Centimeter-grams | 980.7 | Centimeter-dynes |
| Centimeter-grams | 10-5 | Meter-kilograms |
| Centimeter-grams | 7.233×10-5 | Pound-feet |
| Centimeters | .03281 | Feet |
| Centimeters | .3937 | Inches |
| Centimeters | .01 | Meters |
| Centimeters | 10 | Millimeters |
| Centimeters | 393.7 | Mils |
| Centimeters of mercury | .01316 | Atmospheres |
| Centimeters of mercury | .4461 | Feet of water |
| Centimeters of mercury | 136.0 | Kilograms/sq. meter |
| Centimeters of mercury | 27.85 | Pounds/sq. foot |
| Centimeters of mercury | .1934 | Pounds/sq. inch |
| Centimeters/sec./sec. | .03281 | Feet/sec./sec. |
| Centimeters/second | 1.969 | Feet/minute |
| Centimeters/second | .03281 | Feet/second |
| Centimeters/second | .036 | Kilometers/hour |
| Centimeters/second | .6 | Meters/minute |
| Centimeters/second | .02237 | Miles/hour |
| Centimeters/second | 3.728×10-4 | Miles/minute |
| Centipoise | 1 | Millipascal-seconds |
| Centipoise | .001 | Pascal-seconds |
| Centistokes | 10-6 | Sq. meters/second |
| Centistokes | 1 | Sq. millimeters/second |
| Chains | 792 | Inches |
| Chains | 20.12 | Meters |
| Chains | 22 | Yards |
| Circular mils | 5.067×10-6 | Sq. centimeters |
| Circular mils | 7.854×10-7 | Sq. inches |
| Circular mils | .7854 | Sq. mils |
| Circumference | 6.2832 | Radians |
| Cord feet | 16 | Cu. feet |
| Cords | 8 | Cord feet |
| Coulombs | 1.036×10-5 | Faradays |
| Coulombs | 2.998×109 | Statcoulombs |
| Coulombs/sq. centimeter | 64.52 | Coulombs/sq. inch |
| Coulombs/sq. inch | .1550 | Coulombs/sq. cm |
| Cubic centimeters | 3.531×10-5 | Cubic feet |
| Cubic centimeters | .06102 | Cubic inches |
| Cubic centimeters | .000001 | Cubic meters |
| Cubic centimeters | 1.308×10-6 | Cubic yards |
| Cubic centimeters | 2.642×10-4 | Gallons |
| Cubic centimeters | .001 | Liters |
| Cubic centimeters | .002113 | Pints (liquid) |
| Cubic centimeters | .001057 | Quarts (liquid) |
| Cubic feet | .8036 | Bushels (dry) |
| Cubic feet | 28,320 | Cubic centimeters |
| Cubic feet | 1728 | Cubic inches |
| Cubic feet | .02832 | Cubic meters |
| Cubic feet | .03704 | Cubic yards |
| Cubic feet | 7.48052 | Gallons |
| Cubic feet | 28.32 | Liters |
| Cubic feet | 59.84 | Pints (liquid) |
| Cubic feet | 62.43 | Pounds of water |
| Cubic feet | 29.92 | Quarts (liquid) |
| Cubic feet/minute | 472.0 | Cu. Centimeters/second |
| Cubic feet/minute | .1247 | Gallons/second |
| Cubic feet/minute | .4720 | Liters/second |
| Cubic feet/minute | 62.43 | Pounds of water/minute |
| Cubic feet/second | .646317 | Millions of gallons/day |
| Cubic feet/second | 448.831 | Gallons/minute |
| Cubic inches | 16.39 | Cubic centimeters |
| Cubic inches | 5.787×10-4 | Cubic feet |
| Cubic inches | 1.639×10-5 | Cubic meters |
| Cubic inches | 2.143×10-5 | Cubic yards |
| Cubic inches | .004329 | Gallons |
| Cubic inches | .01639 | Liters |
| Cubic inches | 106,100 | Mil-feet |
| Cubic inches | .03463 | Pints (liquid) |
| Cubic inches | .01732 | Quarts (liquid) |
| Cubic meters | 28.38 | Bushels (dry) |
| Cubic meters | 1,000,000 | Cubic centimeters |
| Cubic meters | 35.31 | Cubic feet |
| Cubic meters | 61,023 | Cubic inches |
| Cubic meters | 1.308 | Cubic yards |
| Cubic meters | 264.2 | Gallons |
| Cubic meters | 1000 | Liters |
| Cubic meters | 2113 | Pints (liquid) |
| Cubic meters | 1057 | Quarts (liquid) |
| Cubic yards | 764,600 | Cubic centimeters |
| Cubic yards | 27 | Cubic feet |
| Cubic yards | 46,656 | Cubic inches |
| Cubic yards | .7646 | Cubic meters |
| Cubic yards | 202.0 | Gallons |
| Cubic yards | 764.6 | Liters |
| Cubic yards | 1616 | Pints (liquid) |
| Cubic yards | 807.9 | Quarts (liquid) |
| Cubic yards/minute | .45 | Cubic feet/second |
| Cubic yards/minute | 3.367 | Gallons/second |
| Cubic yards/minute | 12.74 | Liters/second |
| Cycles/second | 1 | Hertz |
| Days | 86,400 | Seconds |
| Decigrams | .1 | Grams |
| Deciliters | .1 | Liters |
| Decimeters | .1 | Meters |
| Degrees (angle) | .01111 | Quadrants |
| Degrees (angle) | .01745 | Radians |
| Degrees (angle) | 3600 | Seconds |
| Degrees (Celsius) | (°Cx9/5)+32 | Degrees (Fahrenheit) |
| Degrees (Celsius) | °C+273.15 | Degrees (Kelvin) |
| Degrees (Fahrenheit) | (°F-32)x5/9 | Degrees (Celsius) |
| Degrees (Fahrenheit) | °F+459.67 | Degrees (Rankine) |
| Degrees (Kelvin) | °K-273.15 | Degrees (Celsius) |
| Degrees (Rankine) | °R-459.67 | Degrees (Fahrenheit) |
| Degrees/second (angle) | .01745 | Radians/second |
| Degrees/second (angle) | .1667 | Revolutions/minute |
| Degrees/second (angle) | .002778 | Revolutions/second |
| Dekagrams | 10 | Grams |
| Dekaliters | 10 | Liters |
| Dekameters | 10 | Meters |
| Drams | 27.34375 | Grains |
| Drams | 1.771845 | Grams |
| Drams | .0625 | Ounces |
| Drams (troy) | .1371429 | Ounces |
| Drams (troy) | .125 | Ounces (troy) |
| Dyne-centimeters | 1 | Ergs |
| Dynes | 1 | Gram-cm./sec2 |
| Dynes | 10-7 | Joules/centimeter |
| Dynes | 1.020×10-6 | Kilograms |
| Dynes | 10-5 | Newtons |
| Dynes | 7.233×10-5 | Poundals |
| Dynes | 2.248×10-6 | Pounds |
| Dynes/centimeter | .01 | Ergs/sq.millimeter |
| Dynes/sq. centimeter | 9.869×10-7 | Atmospheres |
| Dynes/sq. centimeter | 10-6 | Bars |
| EM (Pica) | .4233 | Centimeters |
| EM (Pica) | .167 | Inches |
| Ergs | 9.478×10-11 | B.T.U. |
| Ergs | 2.390×10-8 | Calories (gram) |
| Ergs | 1 | Dyne-centimeters |
| Ergs | 7.376×10-8 | Foot-pounds |
| Ergs | .00102 | Gram-centimeters |
| Ergs | 3.725×10-14 | Horsepower-hours |
| Ergs | 10-7 | Joules |
| Ergs | 2.390×10-11 | Kilocalories |
| Ergs | 1.020×10-8 | Kilogram-meters |
| Ergs | 2.778×10-14 | Kilowatt-hrs. |
| Ergs | 2.778×10-11 | Watt-hours |
| Ergs/second | 5.688×10-9 | B.T.U./minute |
| Ergs/second | 1 | Dyne-cm./sec. |
| Ergs/second | 4.427×10-6 | Foot-pounds/minute |
| Ergs/second | 7.3756×10-8 | Foot-pounds/second |
| Ergs/second | 1.341×10-10 | Horsepower |
| Ergs/second | 1.433×10-9 | Kilocalories/minute |
| F | 1 | Farads |
| Faradays | 26.80 | Ampere-hours |
| Faradays | 96,490 | Coulombs |
| Faradays/sec. | 96,490 | Amperes |
| Farads | 1,000,000 | Microfarads |
| Fathoms | 1.8288 | Meters |
| Fathoms | 6 | Feet |
| Feet | 30.48 | Centimeters |
| Feet | 12 | Inches |
| Feet | 3.048×10-4 | Kilometers |
| Feet | .3048 | Meters |
| Feet | 1.894×10-4 | Miles |
| Feet | 1.645×10-4 | Miles (nautical) |
| Feet | 304.8 | Millimeters |
| Feet | .3333 | Yards |
| Feet of water | .02950 | Atmospheres |
| Feet of water | .8826 | Inches of mercury |
| Feet of water | .03048 | Kilograms/sq. cm. |
| Feet of water | 304.8 | Kilograms/sq. meter |
| Feet of water | 62.43 | Pounds/sq. foot |
| Feet of water | .4335 | Pounds/sq. inch |
| Feet/minute | .5080 | Centimeters/second |
| Feet/minute | .01667 | Feet/second |
| Feet/minute | .01829 | Kilometers/hour |
| Feet/minute | .3048 | Meters/minute |
| Feet/minute | .01136 | Miles/hour |
| Feet/sec./sec. | 30.48 | Centimeters/sec./sec. |
| Feet/sec./sec. | .3048 | Meters/sec./sec. |
| Feet/sec./sec. | 1.097 | Kilometers/hr./sec. |
| Feet/sec./sec. | .6818 | Miles/hour/sec. |
| Feet/second | 30.48 | Centimeters/second |
| Feet/second | 1.097 | Kilometers/hour |
| Feet/second | .5921 | Knots |
| Feet/second | 18.29 | Meters/minute |
| Feet/second | .6818 | Miles/hour |
| Feet/second | .01136 | Miles/minute |
| Foot candles | 10.764 | Lumens/sq. meter |
| Footlamberts | 3.426 | Candela/square meter |
| Foot-pound/second | .001356 | Kilowatts |
| Foot-pounds | .001285 | B.T.U. |
| Foot-pounds | 13,560,000 | Ergs |
| Foot-pounds | .3240 | Gram Calories |
| Foot-pounds | 5.051×10-7 | Horsepower-hours |
| Foot-pounds | 1.356 | Joules |
| Foot-pounds | 3.240×10-4 | Kilocalories |
| Foot-pounds | .1383 | Kilogram-meters |
| Foot-pounds | 3.766×10-7 | Kilowatt-hours |
| Foot-pounds | 1.356 | Newton-meters |
| Foot-pounds/minute | .001285 | B.T.U./minute |
| Foot-pounds/minute | .01667 | Foot-pounds/sec. |
| Foot-pounds/minute | 3.030×10-5 | Horsepower |
| Foot-pounds/minute | 3.240×10-4 | Kilocalories/minute |
| Foot-pounds/minute | 2.260×10-5 | Kilowatts |
| Foot-pounds/second | .07710 | B.T.U./minute |
| Foot-pounds/second | 4.6262 | B.T.U./hour |
| Foot-pounds/second | .001818 | Horsepower |
| Foot-pounds/second | .01944 | Kilocalories/minute |
| Furlongs | 660 | Feet |
| Furlongs | .125 | Miles |
| Furlongs | 40 | Rods |
| Gallons | 3785 | Cubic centimeters |
| Gallons | .1337 | Cubic feet |
| Gallons | 231.0 | Cubic inches |
| Gallons | .003785 | Cubic meters |
| Gallons | .004951 | Cubic yards |
| Gallons | .83267 | Gallons (Imperial) |
| Gallons | 3.785 | Liters |
| Gallons | 8 | Pints (liquid) |
| Gallons | 8.3453 | Pounds of water |
| Gallons | 4 | Quarts (liquid) |
| Gallons (Imperial) | 1.20095 | Gallons |
| Gallons/minute | 8.0208 | Cubic feet/hour |
| Gallons/minute | .002228 | Cubic feet/second |
| Gallons/minute | .06308 | Liters/sec. |
| Gallons/minute | 6.0086 | Tons of water/24 hrs. |
| Gausses | 6.452 | Lines/sq. inch |
| Gausses | 10-8 | Teslas |
| Gausses | 10-8 | Webers/sq. cm. |
| Gausses | 6.452×10-8 | Webers/sq. in. |
| Gausses | 10-4 | Webers/sq. meter |
| Gilberts | .7958 | Ampere-turns |
| Gilberts/centimeter | .7958 | Ampere-turns/cm. |
| Gilberts/centimeter | 2.021 | Ampere-turns/inch |
| Gilberts/centimeter | 79.58 | Ampere-turns/meter |
| Gills | .1183 | Liters |
| Gills | .25 | Pints (liquid) |
| Gills (British) | 142.07 | Cu. centimeters |
| Grade percentage | .9001 | Degrees |
| Grains | .0365714 | Drams |
| Grains | .06480 | Grams |
| Grains | .002083 | Ounces (troy) |
| Grains | .04167 | Pennyweights (troy) |
| Grains | 1 | Grains |
| Grains/gallon | 17.118 | Parts/million |
| Grains/gallon | 142.86 | Pounds/million gallons |
| Grains/Imp. gallon | 14.254 | Parts/million |
| Gram/centimeters | 9.295×10-8 | B.T.U. |
| Gram-centimeters | 980.7 | Ergs |
| Gram-centimeters | 2.344×10-8 | Kilocalories |
| Gram-centimeters | 10-5 | Kilogram-meters |
| Gram-centimeters/sec.2 | 1 | Dynes |
| Grams | 980.7 | Dynes |
| Grams | 15.43 | Grains |
| Grams | .001 | Kilograms |
| Grams | 1000 | Milligrams |
| Grams | .03527 | Ounces |
| Grams | .03215 | Ounces (troy) |
| Grams | .07093 | Poundals |
| Grams | .002205 | Pounds |
| Grams/centimeter | .005600 | Pounds/inch |
| Grams/cu. centimeter | 62.43 | Pounds/cubic foot |
| Grams/cu. Centimeter | .03613 | Pounds/cubic inch |
| Grams/liter | 58.417 | Grains/gallon |
| Grams/liter | 8.345 | Pounds/1000 gallons |
| Grams/liter | .062427 | Pounds/cubic foot |
| Grams/liter | 1000 | Parts/million |
| Grams/sq. centimeter | 2.0481 | Pounds/sq. foot |
| g’s (gravity) | 32.174 | feet/sec/sec |
| g’s (gravity) | 9.806650 | meters/sec/sec |
| H | 1 | Henries |
| Hands | 4 | Inches |
| Hectares | 2.471 | Acres |
| Hectares | 10,000 | Square meters |
| Hectares | 107,600 | Square feet |
| Hectograms | 100 | Grams |
| Hectoliters | 100 | Liters |
| Hectometers | 100 | Meters |
| Hectowatts | 100 | Watts |
| Hertz | 1 | Cycles/second |
| Hogsheads | 8.42184 | Cubic feet |
| Hogsheads | 63 | Gallons |
| Hogsheads | 10.114 | Cubic feet |
| Horsepower | 42.41 | B.T.U./minute |
| Horsepower | 33,000 | Foot-pounds/min. |
| Horsepower | 550 | Foot-pounds/sec. |
| Horsepower | 1.014 | Horsepower (metric) |
| Horsepower | 10.69 | Kilocalories/minute |
| Horsepower | .7457 | Kilowatts |
| Horsepower | 745.7 | Watts |
| Horsepower (boiler) | 33,479 | B.T.U./hour |
| Horsepower (boiler) | 9.803 | Kilowatts |
| Horsepower (metric) | .9863 | Horsepower |
| Horsepower-hours | 2544 | B.T.U. |
| Horsepower-hours | 641,600 | Calories (gram) |
| Horsepower-hours | 2.685×1013 | Ergs |
| Horsepower-hours | 1,980,000 | Foot-pounds |
| Horsepower-hours | 2,684,520 | Joules |
| Horsepower-hours | 641.6 | Kilocalories |
| Horsepower-hours | 273,700 | Kilogram-meters |
| Horsepower-hours | .7457 | Kilowatt-hours |
| Hundredweights | 1600 | Ounces |
| Hundredweights | 100 | Pounds |
| Hundredweights | .05 | Tons |
| Hundredweights | .0446429 | Tons (long) |
| Hundredweights | .0453592 | Tons (metric) |
| Hundredweights (long) | 112 | Pounds |
| Hundredweights (long) | .05 | Tons (long) |
| Inches | 2.54 | Centimeters |
| Inches | .0254 | Meters |
| Inches | 25.4 | Millimeters |
| Inches | 1,000 | Mils |
| Inches | .02778 | Yards |
| Inches of mercury | .03342 | Atmospheres |
| Inches of mercury | 1.133 | Feet of water |
| Inches of mercury | .03453 | Kilograms/sq. cm. |
| Inches of mercury | 345.3 | Kilograms/sq. meter |
| Inches of mercury | 70.73 | Pounds/sq. foot |
| Inches of mercury | .4912 | Pounds/sq. inch |
| Inches of water | .002458 | Atmospheres |
| Inches of water | .07355 | Inches of mercury |
| Inches of water | 25.40 | Kilograms/sq. meter |
| Inches of water | .5781 | Ounces/sq. inch |
| Inches of water | 5.202 | Pounds/sq. foot |
| Inches of water | .03613 | Pounds/sq. inch |
| J | 1 | Joules |
| Joules | 9.478×10-4 | B.T.U. |
| Joules | 10,000,000 | Ergs |
| Joules | .7376 | Foot-pounds |
| Joules | 3.725×10-7 | Horsepower-hours |
| Joules | 2.390×10-4 | Kilocalories |
| Joules | .1020 | Kilogram-meters |
| Joules | 2.778×10-7 | Kilowatt-hours |
| Joules | 1 | Newton-meters |
| Joules | 2.778×10-4 | Watt-hours |
| Kilocalories | 3.966 | B.T.U. |
| kilocalories | 1 | Food calories |
| Kilocalories | 3086 | Foot-pounds |
| kilocalories | 1000 | Gram calories |
| Kilocalories | .001559 | Horsepower-hours |
| kilocalories | 4,184 | Joules |
| kilocalories | 1 | Kilogram calories |
| Kilocalories | 426.9 | Kilogram-meters |
| kilocalories | 4.184 | Kilojoules |
| Kilocalories | .001162 | Kilowatt-hours |
| Kilocalories/minute | 51.43 | Foot-pounds/second |
| Kilocalories/minute | .09351 | Horsepower |
| Kilocalories/minute | .06973 | Kilowatts |
| Kilogram-meters | 7.231 | Foot-pounds |
| Kilogram-meters/sec.2 | 1 | Newtons |
| Kilograms | 1000 | Grams |
| Kilograms | 70.93 | Poundals |
| Kilograms | 2.205 | Pounds |
| Kilograms | .001102 | Tons |
| Kilograms/cu. meter | .001 | Grams/cu. Centimeter |
| Kilograms/cu. meter | .06243 | Pounds/cu. foot |
| Kilograms/cu. meter | 3.613×10-5 | Pounds/cu. inch |
| Kilograms/meter | .6720 | Pounds/foot |
| Kilograms/sq. cm. | .9678 | Atmospheres |
| Kilograms/sq. cm. | 32.81 | Feet of water |
| Kilograms/sq. cm. | 28.96 | Inches of mercury |
| Kilograms/sq. cm. | 2,048 | Pounds/sq. foot |
| Kilograms/sq. cm. | 14.22 | Pounds/sq. inch |
| Kilograms/sq. cm. | 980,665 | Dynes |
| Kilograms/sq. meter | 9.678×10-5 | Atmospheres |
| Kilograms/sq. meter | 9.807×10-5 | Bars |
| Kilograms/sq. meter | .003281 | Feet of water |
| Kilograms/sq. meter | .002896 | Inches of mercury |
| Kilograms/sq. meter | .2048 | Pounds/sq. foot |
| Kilograms/sq. meter | .001422 | Pounds/sq. inch |
| Kilograms/sq. millimeter | 1,000,000 | Kilograms/sq. meter |
| Kilolines | 1000 | Maxwells |
| Kiloliters | 1000 | Liters |
| Kilometers | 100,000 | Centimeters |
| Kilometers | 3281 | Feet |
| Kilometers | 1000 | Meters |
| Kilometers | .6214 | Miles |
| Kilometers | 1094 | Yards |
| Kilometers/hour | 27.78 | Centimeters/second |
| Kilometers/hour | 54.68 | Feet/minute |
| Kilometers/hour | .9113 | Feet/second |
| Kilometers/hour | .5396 | Knots |
| Kilometers/hour | 16.67 | Meters/minute |
| Kilometers/hour | .6214 | Miles/hour |
| Kilometers/hr./sec. | 27.78 | Centimeters/sec./sec. |
| Kilometers/hr./sec. | .9113 | Feet/sec./sec. |
| Kilometers/hr./sec. | .2778 | Meters/sec./sec. |
| Kilometers/liter | 2.352 | Miles/gallon |
| KiloNewtons | 224.8 | Pounds |
| KiloPascals | .1450 | Pounds/sq. inch |
| Kilowatt-hours | 3412 | B.T.U. |
| Kilowatt-hours | 3.600×1013 | Ergs |
| Kilowatt-hours | 2,655,000 | Foot-pounds |
| Kilowatt-hours | 1.341 | Horsepower-hours |
| Kilowatt-hours | 3,600,000 | Joules |
| Kilowatt-hours | 860.4 | Kilocalories |
| Kilowatt-hours | 367,100 | Kilogram-meters |
| Kilowatts | 56.87 | B.T.U./minute |
| Kilowatts | 44,250 | Foot-pounds/minute |
| Kilowatts | 737.6 | Foot-pounds/second |
| Kilowatts | 1.341 | Horsepower |
| Kilowatts | 14.34 | Kilocalories/minute |
| Kilowatts | 1000 | Watts |
| Knots | 1.689 | Feet/second |
| Knots | 1.8532 | Kilometers/hr. |
| Knots | 1.151 | Miles/hour |
| Knots | 1 | Nautical miles/hour |
| Lamberts | .3183 | Candela/sq. centimeter |
| Lamberts | 2.054 | Candela/sq. inch |
| Lamberts | 3183 | Candela/sq. meter |
| Leagues | 3 | Miles (nautical) |
| Light years | 9.4609×1012 | Kilometers |
| Light years | 5.9×1012 | Miles |
| Lines/sq. centimeter | 1 | Gausses |
| Lines/sq. inch | .1550 | Gausses |
| Lines/sq. inch | 1.550×10-9 | Webers/sq. centimeter |
| Lines/sq. inch | 10-8 | Webers/sq. inch |
| Links (engineer’s) | 12 | Inches |
| Links (surveyor’s) | 7.92 | Inches |
| Liters | 1000 | Cubic centimeters |
| Liters | .03531 | Cubic feet |
| Liters | 61.02 | Cubic inches |
| Liters | .001 | Cubic meters |
| Liters | .001308 | Cubic yards |
| Liters | .2642 | Gallons |
| Liters | 1.000 | Kilograms of water |
| Liters | 2.113 | Pints (liquid) |
| Liters | 1.057 | Quarts (liquid) |
| Liters/minute | 5.886×10-4 | Cu. feet/second |
| Liters/minute | .004403 | Gallons/second |
| Lumens | .07958 | Spherical candle power |
| Lumens | .001496 | Watts |
| Lumens/sq. foot | 1 | Foot-candles |
| Lumens/sq. foot | 10.76 | Lumens/sq. meter |
| Lux | .0929 | Foot-candles |
| Maxwells | .001 | Kilolines |
| Maxwells | 10-8 | Webers |
| Megajoules | .2778 | Kilowatt-hours |
| Megalines | 1,000,000 | Maxwells |
| MegaPascals | 145.0 | Pounds/sq. inch |
| Meter-kilograms | 98,070,000 | Centimeter-dynes |
| Meter-kilograms | 100,000 | Centimeter-grams |
| Meter-kilograms | 7.233 | Pound-feet |
| Meters | 100 | Centimeters |
| Meters | 3.281 | Feet |
| Meters | 39.37 | Inches |
| Meters | .001 | Kilometers |
| Meters | 6.214×10-4 | Miles |
| Meters | 5.396×10-4 | Miles (nautical) |
| Meters | 1000 | Millimeters |
| Meters | 1.094 | Yards |
| Meters/minute | 1.667 | Centimeters/second |
| Meters/minute | 3.281 | Feet/minute |
| Meters/minute | .05468 | Feet/second |
| Meters/minute | .06 | Kilometers/hour |
| Meters/minute | .03238 | Knots |
| Meters/minute | .03728 | Miles/hour |
| Meters/sec./sec. | 3.281 | Feet/sec./sec. |
| Meters/sec./sec. | 3.6 | Kilometers/hr./sec. |
| Meters/sec./sec. | 2.237 | Miles/hour/sec. |
| Meters/second | 196.8 | Feet/minute |
| Meters/second | 3.281 | Feet/second |
| Meters/second | 3.6 | Kilometers/hour |
| Meters/second | .06 | Kilometers/minute |
| Meters/second | 2.237 | Miles/hour |
| Meters/second | .03728 | Miles/minute |
| Mhos | 1 | Siemens |
| Microfarads | 10-6 | Farads |
| Microns | 10-6 | Meters |
| Miles | 160,900 | Centimeters |
| Miles | 5280 | Feet |
| Miles | 63,360 | Inches |
| Miles | 1.609 | Kilometers |
| Miles | 1,609 | Meters |
| Miles | .8684 | Miles (nautical) |
| Miles | 1760 | Yards |
| Miles (nautical) | 6,080.27 | Feet |
| Miles (nautical) | 1.853 | Kilometers |
| Miles (nautical) | 1,853 | Meters |
| Miles (nautical) | 1.1516 | Miles |
| Miles (nautical) | 2,027 | Yards |
| Miles/gallon | .4251 | Kilometers/liter |
| Miles/hour | 44.70 | Centimeters/second |
| Miles/hour | 88 | Feet/minute |
| Miles/hour | 1.467 | Feet/second |
| Miles/hour | 1.609 | Kilometers/hour |
| Miles/hour | .8684 | Knots |
| Miles/hour | 26.82 | Meters/minute |
| Miles/hour | .1667 | Miles/minute |
| Miles/hour/sec. | 44.70 | Centimeters/sec./sec. |
| Miles/hour/sec. | 1.467 | Feet/sec./sec. |
| Miles/hour/sec. | 1.609 | Kilometers/hr./sec. |
| Miles/hour/sec. | .4470 | Meters/sec./sec. |
| Miles/minute | 2682 | Centimeters/second |
| Miles/minute | 88 | Feet/second |
| Miles/minute | 1.609 | Kilometers/minute |
| Miles/minute | 60 | Miles/hour |
| Mil-feet | 9.425×10-6 | Cu. inches |
| Milliers | 1000 | Kilograms |
| Milligrams | .01543 | Grains |
| Milligrams | .001 | Grams |
| Milligrams/liter | 1 | Parts/million |
| Milliliters | .001 | Liters |
| Millimeters | .1 | Centimeters |
| Millimeters | .03937 | Inches |
| Millimeters | .003281 | Feet |
| Millimeters | 39.37 | Mils |
| Millimeters of mercury | .001316 | Atmospheres |
| Millimeters of mercury | .001333 | Bars |
| Millimeters of mercury | .04461 | Feet of water |
| Millimeters of mercury | 13.60 | Kilograms/sq. meter |
| Millimeters of mercury | 133.3 | Pascals |
| Millimeters of mercury | .01934 | Pounds/sq. inch |
| Millimicrons | 10-9 | Meters |
| Million gallons/day | 1.54723 | Cu. feet/second |
| Mils | .00254 | Centimeters |
| Mils | .001 | Inches |
| Miner’s inches | 1.5 | Cu. feet/minute |
| Minims | .061612 | Cu. centimeters |
| Minims (British) | .059192 | Cu. centimeters |
| Minutes (angle) | .01667 | Degrees |
| Minutes (angle) | 1.852×10-4 | Quadrants |
| Minutes (angle) | 2.909×10-4 | Radians |
| Minutes (angle) | 60 | Seconds |
| N | 1 | Newtons |
| Nepers | 8.686 | Decibels |
| Newton-meters | .7376 | Foot-pounds |
| Newton-meters | 1 | Joules |
| Newtons | 100,000 | Dynes |
| Newtons | .1020 | Kilograms |
| Newtons | 1 | Kilogram-meters/sec2 |
| Newtons | .2248 | Pounds |
| Newtons/sq. meter | 1 | Pascals |
| Oersteds | 79.58 | Amperes/meter |
| Ounces | 16 | Drams |
| Ounces | 437.5 | Grains |
| Ounces | 28.349527 | Grams |
| Ounces | .9115 | Ounces (troy) |
| Ounces | .0625 | Pounds |
| Ounces | 2.790×10-5 | Tons (long) |
| Ounces | 2.835×10-5 | Tons (metric) |
| Ounces (fluid) | 1.805 | Cubic inches |
| Ounces (fluid) | .02957 | Liters |
| Ounces (troy) | 480 | Grains |
| Ounces (troy) | 31.103481 | Grams |
| Ounces (troy) | 1.09714 | Ounces |
| Ounces (troy) | 20 | Pennyweights (troy) |
| Ounces (troy) | .08333 | Pounds (troy) |
| Ounces/sq. inch | .0625 | Pounds/sq. inch |
| Pa | 1 | Pascals |
| Parts/million | .0584 | Grains/gallon |
| Parts/million | .07016 | Grains/lmp. Gallon |
| Parts/million | 8.345 | Pounds/million gallons |
| Pascals | 9.869×10-6 | Atmospheres |
| Pascals | .00001 | Bars |
| Pascals | 1 | Newtons/sq. meter |
| Pascals | 1.450×10-4 | Pounds/sq. inch |
| Pecks | .25 | Bushels |
| Pecks | 537.605 | Cubic inches |
| Pecks | 8.810 | Liters |
| Pecks | 8 | Quarts (dry) |
| Pennyweights (troy) | 24 | Grains |
| Pennyweights (troy) | 1.55517 | Grams |
| Pennyweights (troy) | .05 | Ounces (troy) |
| Pennyweights (troy) | .004167 | Pounds (troy) |
| Pi | 1 | 3.141592654 |
| Picas | .1660 | Inches |
| Pints (dry) | 33.60 | Cu. inches |
| Pints (liquid) | 473.2 | Cu. centimeters |
| Pints (liquid) | .01671 | Cu. feet |
| Pints (liquid) | 28.87 | Cu. inches |
| Pints (liquid) | 6.189×10-4 | Cu. yards |
| Pints (liquid) | .125 | Gallons |
| Pints (liquid) | .4732 | Liters |
| Pints (liquid) | .5 | Quarts (liquid) |
| Points | .01384 | Inches |
| Poise | 1 | Grams/centimeter-sec. |
| Poundals | 13,826 | Dynes |
| Poundals | 14.10 | Grams |
| Poundals | .001383 | Joules/centimeter |
| Poundals | .1383 | Joules/meter |
| Poundals | .01410 | Kilograms |
| Poundals | .1383 | Newtons |
| Poundals | .03108 | Pounds |
| Pound-feet | 13,560,000 | Centimeter-dynes |
| Pound-feet | 13,825 | Centimeter-grams |
| Pound-feet | .1383 | Meter-kilograms |
| Pounds | 256 | Drams |
| Pounds | 444,823 | Dynes |
| Pounds | 7000 | Grains |
| Pounds | 453.59237 | Grams |
| Pounds | .04448 | Joules/centimeter |
| Pounds | .45359237 | Kilograms |
| Pounds | .004448 | KiloNewtons |
| Pounds | 4.448 | Newtons |
| Pounds | 16 | Ounces |
| Pounds | 14.5833 | Ounces (troy) |
| Pounds | 32.17 | Poundals |
| Pounds | 1.21528 | Pounds (troy) |
| Pounds | .0005 | Tons |
| Pounds (troy) | 5760 | Grains |
| Pounds (troy) | 373.24177 | Grams |
| Pounds (troy) | 13.1657 | Ounces |
| Pounds (troy) | 12 | Ounces (troy) |
| Pounds (troy) | 240 | Pennyweights (troy) |
| Pounds (troy) | .822857 | Pounds |
| Pounds (troy) | 4.1143×10-4 | Tons |
| Pounds (troy) | 3.6735×10-4 | Tons (long) |
| Pounds (troy) | 3.7324×10-4 | Tons (metric) |
| Pounds of water | .01602 | Cubic feet |
| Pounds of water | 27.68 | Cubic inches |
| Pounds of water | .1198 | Gallons |
| Pounds of water | 2.670×10-4 | Cu. feet/second |
| Pounds/cubic foot | .01602 | Grams/cu. centimeter |
| Pounds/cubic foot | 16.02 | Kilograms/cu. meter |
| Pounds/cubic foot | 5.787×10-4 | Pounds/cu. inch |
| Pounds/cubic inch | 27.68 | Grams/cu. centimeter |
| Pounds/cubic inch | 27,680 | Kilograms/cu. meter |
| Pounds/cubic inch | 1728 | Pounds/cu. foot |
| Pounds/foot | 1,488 | Kilograms/meter |
| Pounds/inch | 178.6 | Grams/centimeter |
| Pounds/sq. foot | .01602 | Feet of water |
| Pounds/sq. foot | 4.883 | Kilograms/sq. meter |
| Pounds/sq. foot | .006945 | Pounds/sq. inch |
| Pounds/sq. inch | .06804 | Atmospheres |
| Pounds/sq. inch | .06895 | Bars |
| Pounds/sq. inch | 2.307 | Feet of water |
| Pounds/sq. inch | 2.036 | Inches of mercury |
| Pounds/sq. inch | 703.1 | Kilograms/sq. meter |
| Pounds/sq. inch | 6.897 | KiloPascals |
| Pounds/sq. inch | .006897 | MegaPascals |
| Pounds/sq. inch | 6897 | Pascals |
| Quadrants (angle) | 90 | Degrees |
| Quadrants (angle) | 5400 | Minutes |
| Quadrants (angle) | 1.571 | Radians |
| Quarts (dry) | 67.20 | Cubic inches |
| Quarts (dry) | 1.164 | Quarts (liquid) |
| Quarts (liquid) | 946.4 | Cubic centimeters |
| Quarts (liquid) | .03342 | Cubic feet |
| Quarts (liquid) | 57.75 | Cubic inches |
| Quarts (liquid) | 9.464×10-4 | Cubic meters |
| Quarts (liquid) | .25 | Gallons |
| Quarts (liquid) | .9463 | Liters |
| Quarts (liquid) | .8594 | Quarts (dry) |
| Quintals | 100 | Kilograms |
| Quintals | 220.5 | Pounds |
| Quintals (Argentinean) | 101.28 | Pounds |
| Quintals (Brazilian) | 129.54 | Pounds |
| Quintals (Chilean) | 101.41 | Pounds |
| Quintals (Mexican) | 101.47 | Pounds |
| Quintals (Peruvian) | 101.43 | Pounds |
| Quires | 25 | Sheets |
| Radians | 57.30 | Degrees |
| Radians | 3438 | Minutes |
| Radians | .6366 | Quadrants |
| Radians/sec./sec. | 573.0 | Revolutions/min./min. |
| Radians/sec./sec. | .1592 | Revolutions/sec./sec. |
| Radians/second | 57.30 | Degrees/second |
| Radians/second | 9.549 | Revolutions/minute |
| Radians/second | .1592 | Revolutions/second |
| Reams | 500 | Sheets |
| Revolutions | 360 | Degrees |
| Revolutions | 4 | Quadrants |
| Revolutions | 6.283 | Radians |
| Revolutions/min./min. | .001745 | Radians/sec./sec. |
| Revolutions/min./min. | 2.778×10-4 | Revolutions/sec.sec. |
| Revolutions/minute | 6 | Degrees/second |
| Revolutions/minute | .1047 | Radians/second |
| Revolutions/minute | .01667 | Revolutions/second |
| Revolutions/sec./sec. | 6.283 | Radians/sec./sec. |
| Revolutions/sec./sec. | 3600 | Revolutions/min./min. |
| Revolutions/second | 360 | Degrees/second |
| Revolutions/second | 6.283 | Redians/second |
| Revolutions/second | 60 | Revolutions/minute |
| Rods | .25 | Chains |
| Rods | 16.5 | Feet |
| Rods | 5.029 | Meters |
| Rods | 5.5 | Yards |
| S | 1 | Siemens |
| Scruples | 20 | Grains |
| Seconds (angle) | 2.778×10-4 | Degrees |
| Seconds (angle) | .01667 | Minutes |
| Seconds (angle) | 3.087×10-6 | Quadrants |
| Seconds (angle) | 4.848×10-6 | Radians |
| Siemens | 1 | Mhos |
| Slugs | 14.59 | Kilograms |
| Slugs | 32.17 | Pounds |
| Square centimeters | 197,300 | Circular mils |
| Square centimeters | .001076 | Square feet |
| Square centimeters | .1550 | Square inches |
| Square centimeters | 10-4 | Square meters |
| Square centimeters | 100 | Square millimeters |
| Square feet | 2.296×10-5 | Acres |
| Square feet | 929.0 | Square centimeters |
| Square feet | 144 | Square inches |
| Square feet | .09290 | Square meters |
| Square feet | 3.587×10-8 | Square miles |
| Square feet | .1111 | Square yards |
| Square inches | 1,273,000 | Circular mils |
| Square inches | 6.452 | Square centimeters |
| Square inches | .006944 | Square feet |
| Square inches | 645.2 | Square millimeters |
| Square inches | 1,000,000 | Square mils |
| Square kilometers | 247.1 | Acres |
| Square kilometers | 10,760,000 | Square feet |
| Square kilometers | 1,000,000 | Square meters |
| Square kilometers | .3861 | Square miles |
| Square kilometers | 1,196,000 | Square yards |
| Square meters | 2.471×10-4 | Acres |
| Square meters | 10.76 | Square feet |
| Square meters | 3.861×10-7 | Square miles |
| Square meters | 1.196 | Square yards |
| Square miles | 640 | Acres |
| Square miles | 27,878,400 | Square feet |
| Square miles | 2.590 | Square kilometers |
| Square miles | 3,097,600 | Square yards |
| Square millimeters | 1,973 | Circular mils |
| Square millimeters | .01 | Square centimeters |
| Square millimeters | .001550 | Square inches |
| Square mils | 1.273 | Circular mils |
| Square yards | 2.066×10-4 | Acres |
| Square yards | 9 | Square feet |
| Square yards | 1,296 | Square inches |
| Square yards | .8361 | Square meters |
| Square yards | 3.228×10-7 | Square miles |
| Stokes | .0001 | Sq. meters/second |
| T | 1 | Teslas |
| Teslas | 1 | Webers/sq. meter |
| Therms | 105.5 | Megajoules |
| Tonne | 1 | Ton (metric) |
| Tons | 907.18486 | Kilograms |
| Tons | 32,000 | Ounces |
| Tons | 29166.66 | Ounces (troy) |
| Tons | 2000 | Pounds |
| Tons | 2430.56 | Pounds (troy) |
| Tons | .89286 | Tons (long) |
| Tons | .90718 | Tons (metric) |
| Tons (long) | 1016 | Kilograms |
| Tons (long) | 2240 | Pounds |
| Tons (long) | 1.12 | Tons |
| Tons (metric) | 1000 | Kilograms |
| Tons (metric) | 2205 | Pounds |
| Tons (refrigeration) | 3.517 | Kilowatts |
| Tons (register) | 100 | Cubic feet |
| Tons of water/24 hrs. | 1.3349 | Cu. feet/hour |
| Tons of water/24 hrs. | .16643 | Gallons/minute |
| Tons of water/24 hrs. | 83.333 | Pounds water/hr. |
| Torr | .001333 | Bars |
| Torr | 133.3 | Pascals |
| Torr | .01934 | Pounds/sq. inch |
| V | 1 | Volts |
| W | 1 | Watts |
| Watt-hours | 3.412 | B.T.U. |
| Watt-hours | 860.4 | Calories (gram) |
| Watt-hours | 3.6×1010 | Ergs |
| Watt-hours | 2655 | Foot-pounds |
| Watt-hours | .001341 | Horsepower-hours |
| Watt-hours | .8604 | Kilocalories |
| Watt-hours | 367.1 | Kilogram-meters |
| Watt-hours | .001 | Kilowatt-hours |
| Watts | 3.412 | B.T.U./hour |
| Watts | .05687 | B.T.U./minute |
| Watts | 107 | Ergs/second |
| Watts | 44.25 | Foot-pounds/minute |
| Watts | .7376 | Foot-pounds/second |
| Watts | .001341 | Horsepower |
| Watts | .001360 | Horsepower (metric) |
| Watts | .01434 | Kilocalories/minute |
| Watts | .001 | Kilowatts |
| Wb | 1 | Webers |
| Webers | 100,000 | Kilolines |
| Webers | 108 | Maxwells |
| Webers/sq. inch | 1.550×107 | Gausses |
| Webers/sq. inch | 108 | Lines/sq. inch |
| Webers/sq. inch | .1550 | Webers/sq. centimeter |
| Webers/sq. inch | 1,550 | Webers/sq. meter |
| Webers/sq. meter | 10,000 | Gausses |
| Webers/sq. meter | 64,520 | Lines/sq. inch |
| Webers/sq. meter | 1 | Teslas |
| Webers/sq. meter | .0001 | Webers/sq. centimeter |
| Webers/sq. meter | 6.452×10-4 | Webers/sq. inch |
| Yards | 91.44 | Centimeters |
| Yards | 3 | Feet |
| Yards | 36 | Inches |
| Yards | 9.114×10-4 | Kilometers |
| Yards | .9144 | Meters |
| Yards | 5.682×10-4 | Miles |
| Yards | 4.934×10-4 | Miles (nautical) |