# Cubic foot

Cubic foot

The cubic foot is an Imperial and US customary (non-metric) unit of volume, used in the United States and the United Kingdom. It is defined as the volume of a cube with sides of one foot (0.3048 m) in length.

## Conversions

 1 cubic foot = 1728 cubic inches =1⁄27 of a cubic yard ≈ 0.037037037037037 cu yd =0.028316846592 cubic metres =28.316846592 litres =576⁄77 US fluid gallons =1728⁄231 US fl gal ≈ 7.48051948 US fl gal = 73728⁄77 US fluid ounces ≈ 957.50649350 US fl oz ≈ 6.22883546 imperial gallons ≈ 996.61367 imperial fluid ounces ≈ 0.803563913 U.S. bushels ≈ 0.1781076 oil barrels

## Symbols

There is no universally agreed symbol but the following are used:

• cubic feet, cubic foot, cubic ft
• cu ft, cuft, cu.ft, cb ft, cbft, cb.ft, cbf, cu feet, cu foot
• ft³, feet³, foot³
• feet^3, foot^3, ft^3
• feet/-3, foot/-3, ft/-3 ft
• CCF for 100 cubic feet (C denotes centum, hundred. Used in the billing of natural gas and water delivered to households.)
• MCF for 1,000 cubic feet (M denotes mil, thousand)
• MMCF for 1,000,000 cubic feet (28,000 m3)
• MMCFD for millions of cubic feet per day.
• BCF for a billion cubic feet
• TCF for a trillion cubic feet.

## Cubic foot per second

There is no universally agreed symbol but the following are used:

• ft³/s
• cu ft/s
• cfs
• ft^3/sec
• ft³/sec
• cusec

## Cubic foot per minute

There is no universally agreed symbol but the following are used:

• ft³/min
• CFPM
• CFM

## Standard cubic foot

A standard cubic foot (abbreviated scf) is a measure of quantity of gas, sometimes but not always defined as a cubic foot of volume at 60 degrees Fahrenheit and 14.7 pounds per square inch (PSI) of pressure. See standard temperature and pressure.

## See also

Wikimedia Foundation. 2010.

### Look at other dictionaries:

• Cubic foot — Foot Foot (f[oo^]t), n.; pl. {Feet} (f[=e]t). [OE. fot, foot, pl. fet, feet. AS. f[=o]t, pl. f[=e]t; akin to D. voet, OHG. fuoz, G. fuss, Icel. f[=o]tr, Sw. fot, Dan. fod, Goth. f[=o]tus, L. pes, Gr. poy s, Skr. p[=a]d, Icel. fet step, pace… …   The Collaborative International Dictionary of English

• Cubic foot — Cubic Cu bic (k? b?k), Cubical Cu bic*al ( b? kal), a. [L. cubicus, Gr. ?????: cf. F. cubique. See {Cube}.] 1. Having the form or properties of a cube; contained, or capable of being contained, in a cube. [1913 Webster] 2. (Crystallog.) Isometric …   The Collaborative International Dictionary of English

• cubic foot — noun the volume equal to a cube one foot on each side (Freq. 1) • Syn: ↑cu ft • Hypernyms: ↑volume unit, ↑capacity unit, ↑capacity measure, ↑cubage unit, ↑cubic measure, ↑ …   Useful english dictionary

• Cubic foot — Dieser Artikel erläutert die Abkürzung cft; für CFT siehe Begriffsklärung CFT. Einheit Norm Angloamerikanisches Maßsystem Einheitenname cubic foot Einheitenzeichen cft Dimensionsname …   Deutsch Wikipedia

• Cubic foot — (cf), natural gas   The amount of natural gas contained at standard temperature and pressure (60 degrees Fahrenheit and 14.73 pounds standard per square inch) in a cube whose edges are one foot long.   U.S. Dept. of Energy, Energy Information… …   Energy terms

• cubic foot — (ft3, cu ft, or cf)    a traditional unit of volume in English speaking countries. One cubic foot equals 1728 in3, 1/27 yd3, 0.028 316 85 m3, or 28.316 85 liters. The cubic foot also holds about 7.4805 U.S. liquid gallons or about 6.2288 British… …   Dictionary of units of measurement

• cubic foot — noun A measure of volume or capacity equivalent to that of a cube having unit dimension of one foot; equals 28.32 litres …   Wiktionary

• cubic foot — volume of a cube (one foot in length, width and height) …   English contemporary dictionary

• cubic foot — 957.5 fl oz, 59.84 pt, 28.317 mL, 0.0283 m3. Abbreviated as ft3 …   Dictionary of ichthyology

• Cubic foot per second — A cubic foot per second (also cfs, cu ft/s, cusec and ft³/s) is an Imperial unit / U.S. customary unit volumetric flow rate, which is equivalent to a volume of 1 cubic foot flowing every second. Current official usage is largely confined to the… …   Wikipedia

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