Cubic Inches to Cups
Converter

Conversion Table

How to convert

1 cubic inch (cu in) = 0.0692641 cup (cup). Cubic Inch (cu in) is a unit of Volume used in Standard system. Cup (cup) is a unit of Volume used in Standard system.

Cubic Inches - A Unit of Volume

Definition of the Cubic Inch

A cubic inch (symbol in3 or cu in) is a unit of volume in the imperial and US customary (non-metric) units systems. It is the volume of a cube with each of its three dimensions (length, width, and height) being one inch (0.0254 meter) in length.

One cubic inch is equal to 0.000578704 cubic feet, 0.037037 cubic yards, or 0.016387064 liters.

History of the Cubic Inch

The cubic inch is derived from the inch, which is an ancient unit of length that was based on the length of a human thumb. The inch was originally divided into 12 lines, and later into 16 digits or 4 barleycorns. The inch was used in many different systems of measurement, such as the Roman, Anglo-Saxon, English, and Scottish systems. The inch was standardized by King Edward II of England in 1324 as the length of three barleycorns laid end to end. The current definition of the inch, adopted in 1959, is based on the international yard, which is defined as 0.9144 meter.

The cubic inch was first used as a unit of volume for measuring solid objects in England in the 14th century. It was also used for measuring other materials and substances, such as wood, stone, metal, water, and air. The cubic inch was adopted as a standard unit of measure in the imperial system in 1824, along with other units such as the gallon, the bushel, and the barrel. The cubic inch was also used in the US customary system, which is similar but not identical to the imperial system. The cubic inch is still widely used today for various purposes, such as engineering, commerce, and everyday life.

How to Convert Cubic Inches

To convert cubic inches to other units of volume, you need to multiply or divide by the appropriate conversion factor. Here are some common conversion factors and examples:

• To convert cubic inches to cubic feet, multiply by 0.000578704.
  • Example: 2 in3 × 0.000578704 = 0.001157408 ft3
• To convert cubic inches to cubic yards, multiply by 0.000037037.
  • Example: 2 in3 × 0.000037037 = 0.000074074 yd3
• To convert cubic inches to liters, multiply by 0.016387064.
  • Example: 2 in3 × 0.016387064 = 0.032774128 L
• To convert cubic inches to milliliters or cubic centimeters, multiply by 16.387064.
  • Example: 2 in3 × 16.387064 = 32.774128 mL or cm3
• To convert cubic inches to gallons (US liquid), multiply by 0.00432900433.
  • Example: 2 in3 × 0.00432900433 = 0.00865800866 gal
• To convert cubic inches to bushels (US), multiply by 0.000465025413.
  • Example: 2 in3 × 0.000465025413 = 0.000930050826 bu

To convert other units of volume to cubic inches, you need to divide by the appropriate conversion factor. Here are some common conversion factors and examples:

• To convert cubic feet to cubic inches, divide by 0.000578704.
  • Example: 0.001157408 ft3 ÷ 0.000578704 = 2 in3
• To convert cubic yards to cubic inches, divide by 0.000037037.
  • Example: 0.000074074 yd3 ÷ 0.000037037 = 2 in3
• To convert liters to cubic inches, divide by 0.016387064.
  • Example: 0.032774128 L ÷ 0.016387064 = 2 in3
• To convert milliliters or cubic centimeters to cubic inches, divide by 16.387064.
  • Example: 32.774128 mL or cm3 ÷ 16.387064 = 2 in3
• To convert gallons (US liquid) to cubic inches, divide by 0.00432900433.
  • Example: 0.00865800866 gal ÷ 0.00432900433 = 2 in3
• To convert bushels (US) to cubic inches, divide by 0.000465025413.
  • Example: 0.000930050826 bu ÷ 0.000465025413 = 2 in3

Where Cubic Inches are Used

Cubic inches are used for measuring various materials and substances in different countries and applications.

Some examples are:

• In the United States and the United Kingdom, cubic inches are used for measuring the volume of small objects, such as jewelry, coins, dice, and marbles.
• In the United States and Canada, cubic inches are used for measuring the engine displacement of automobiles, motorcycles, and aircraft.
• In the United States and the United Kingdom, cubic inches are used for measuring the volume of air in pneumatic tools, tires, balloons, and airbags.
• In the United States and the United Kingdom, cubic inches are used for measuring the volume of water in aquariums, fountains, and pools.
• In the United States and the United Kingdom, cubic inches are used for measuring the volume of soil in gardening, landscaping, and farming.

Example Conversions of Cubic Inches to Other Units

Here are some example conversions of cubic inches to other units of volume:

• 1 in3 = 0.000578704 ft3
• 1 in3 = 0.000037037 yd3
• 1 in3 = 0.016387064 L
• 1 in3 = 16.387064 mL or cm3
• 1 in3 = 0.00432900433 gal
• 1 in3 = 0.000465025413 bu
• 1 in3 = 0.0001030715 bbl

Cups: A Unit of Volume

Cups are a unit of volume that are used to measure liquids, such as water, milk, oil, vinegar, etc. They are also used to measure some dry ingredients, such as sugar, flour, rice, etc. They are different from tablespoons and teaspoons, which are smaller units of volume. They are also different from quarts and gallons, which are larger units of volume. They are also different from barrel of oil equivalent (BOE), which is a unit of energy based on the approximate energy released by burning one barrel of crude oil.

Definition of Cups

A cup is defined as 250 milliliters (ml) in the metric system of measurement. It is equivalent to 8.45 fluid ounces or 0.25 quarts in the US customary system. A cup is also equal to 8.8 imperial fluid ounces or 0.22 imperial quarts in the British imperial system.

History of Cups

The origin of the term cup as a unit of measure is uncertain, but it may have derived from the Latin word cuppa, which means a small vessel for drinking. Cups have been used since ancient times to store and transport various liquids and dry goods. The size and shape of cups varied depending on the type and quantity of the goods, the availability of materials, and the customs of different regions and countries.

The use of cups as a unit of measure dates back to the medieval times, when the European system of measurement was established. The standard size of these cups was based on the pint, which was originally defined as the volume of a pound of water at 62 °F. The cup was convenient for measuring and dividing smaller amounts of liquids and dry goods.

The use of cups as a unit of measure continued until the 20th century, when the metric system of measurement was adopted in most countries. The cup was gradually replaced by units such as milliliters, grams, etc. However, some countries and regions still use cups for certain types of liquids and dry ingredients, especially in cooking and baking.

How to Convert Cups

To convert cups to other units of volume, one can use the following formulas:

• To convert cups to milliliters: multiply by 250
• To convert cups to fluid ounces: multiply by 8.45
• To convert cups to tablespoons: multiply by 16
• To convert cups to quarts: multiply by 0.25
• To convert cups to gallons: multiply by 0.0625
• To convert cups to BOE: divide by 1,200

Where Cups are Used

Cups are mainly used in cooking and baking in some countries and regions that use the US customary system or the British imperial system of measurement. They are often used for measuring and adding liquids such as water, milk, oil, vinegar, etc., and dry ingredients such as sugar, flour, rice, etc., to recipes.

In some countries that use the metric system of measurement, such as Canada and Australia, cups are sometimes used as an informal or approximate unit of volume for certain types of liquids and dry ingredients. For example, in Canada, maple syrup is sometimes sold by the cup, which is equivalent to about 250 ml or 0.25 liters.

In some countries that have their own traditional units of volume based on vessels or containers, such as China and Japan, cups are not commonly used or recognized. Instead, they use units such as sheng (about 1 liter), ge (about 200 ml), or chawan (about 180 ml).

Example Conversions of Cups to Other Units

Here are some examples of converting cups to other units of volume:

• 1 cup = 250 milliliters

• 2 cups = 16.9 fluid ounces

• 3 cups = 48 tablespoons

• 4 cups = 1 quart

• 5 cups = 0.3125 gallons

• 6 cups = 0.005 BOE

• 1 milliliter = 0.004 cup

• 2 fluid ounces = 0.237 cup

• 3 tablespoons = 0.188 cup

• 4 quarts = 16 cups

• 5 gallons = 80 cups

• 6 BOE = 7,200 cups.