| US legal cup | 1 c (US Legal) | 2 c (US Legal) | 3 c (US Legal) | 4 c (US Legal) | 5 c (US Legal) | 6 c (US Legal) | 7 c (US Legal) | 8 c (US Legal) | 9 c (US Legal) | 10 c (US Legal) | 11 c (US Legal) | 12 c (US Legal) | 13 c (US Legal) | 14 c (US Legal) | 15 c (US Legal) | 16 c (US Legal) | 17 c (US Legal) | 18 c (US Legal) | 19 c (US Legal) | 20 c (US Legal) | 21 c (US Legal) | 22 c (US Legal) | 23 c (US Legal) | 24 c (US Legal) | 25 c (US Legal) | 26 c (US Legal) | 27 c (US Legal) | 28 c (US Legal) | 29 c (US Legal) | 30 c (US Legal) | 31 c (US Legal) | 32 c (US Legal) | 33 c (US Legal) | 34 c (US Legal) | 35 c (US Legal) | 36 c (US Legal) | 37 c (US Legal) | 38 c (US Legal) | 39 c (US Legal) | 40 c (US Legal) | 41 c (US Legal) | 42 c (US Legal) | 43 c (US Legal) | 44 c (US Legal) | 45 c (US Legal) | 46 c (US Legal) | 47 c (US Legal) | 48 c (US Legal) | 49 c (US Legal) | 50 c (US Legal) | 51 c (US Legal) | 52 c (US Legal) | 53 c (US Legal) | 54 c (US Legal) | 55 c (US Legal) | 56 c (US Legal) | 57 c (US Legal) | 58 c (US Legal) | 59 c (US Legal) | 60 c (US Legal) | 61 c (US Legal) | 62 c (US Legal) | 63 c (US Legal) | 64 c (US Legal) | 65 c (US Legal) | 66 c (US Legal) | 67 c (US Legal) | 68 c (US Legal) | 69 c (US Legal) | 70 c (US Legal) | 71 c (US Legal) | 72 c (US Legal) | 73 c (US Legal) | 74 c (US Legal) | 75 c (US Legal) | 76 c (US Legal) | 77 c (US Legal) | 78 c (US Legal) | 79 c (US Legal) | 80 c (US Legal) | 81 c (US Legal) | 82 c (US Legal) | 83 c (US Legal) | 84 c (US Legal) | 85 c (US Legal) | 86 c (US Legal) | 87 c (US Legal) | 88 c (US Legal) | 89 c (US Legal) | 90 c (US Legal) | 91 c (US Legal) | 92 c (US Legal) | 93 c (US Legal) | 94 c (US Legal) | 95 c (US Legal) | 96 c (US Legal) | 97 c (US Legal) | 98 c (US Legal) | 99 c (US Legal) | 100 c (US Legal) |
| cubic inch | 14.6456986 cu in | 29.2913972 cu in | 43.9370957 cu in | 58.5827943 cu in | 73.2284929 cu in | 87.8741915 cu in | 102.5198901 cu in | 117.1655887 cu in | 131.8112872 cu in | 146.4569858 cu in | 161.1026844 cu in | 175.7483830 cu in | 190.3940816 cu in | 205.0397802 cu in | 219.6854787 cu in | 234.3311773 cu in | 248.9768759 cu in | 263.6225745 cu in | 278.2682731 cu in | 292.9139717 cu in | 307.5596702 cu in | 322.2053688 cu in | 336.8510674 cu in | 351.4967660 cu in | 366.1424646 cu in | 380.7881632 cu in | 395.4338617 cu in | 410.0795603 cu in | 424.7252589 cu in | 439.3709575 cu in | 454.0166561 cu in | 468.6623546 cu in | 483.3080532 cu in | 497.9537518 cu in | 512.5994504 cu in | 527.2451490 cu in | 541.8908476 cu in | 556.5365461 cu in | 571.1822447 cu in | 585.8279433 cu in | 600.4736419 cu in | 615.1193405 cu in | 629.7650391 cu in | 644.4107376 cu in | 659.0564362 cu in | 673.7021348 cu in | 688.3478334 cu in | 702.9935320 cu in | 717.6392306 cu in | 732.2849291 cu in | 746.9306277 cu in | 761.5763263 cu in | 776.2220249 cu in | 790.8677235 cu in | 805.5134221 cu in | 820.1591206 cu in | 834.8048192 cu in | 849.4505178 cu in | 864.0962164 cu in | 878.7419150 cu in | 893.3876135 cu in | 908.0333121 cu in | 922.6790107 cu in | 937.3247093 cu in | 951.9704079 cu in | 966.6161065 cu in | 981.2618050 cu in | 995.9075036 cu in | 1,010.5532022 cu in | 1,025.1989008 cu in | 1,039.8445994 cu in | 1,054.4902980 cu in | 1,069.1359965 cu in | 1,083.7816951 cu in | 1,098.4273937 cu in | 1,113.0730923 cu in | 1,127.7187909 cu in | 1,142.3644895 cu in | 1,157.0101880 cu in | 1,171.6558866 cu in | 1,186.3015852 cu in | 1,200.9472838 cu in | 1,215.5929824 cu in | 1,230.2386809 cu in | 1,244.8843795 cu in | 1,259.5300781 cu in | 1,274.1757767 cu in | 1,288.8214753 cu in | 1,303.4671739 cu in | 1,318.1128724 cu in | 1,332.7585710 cu in | 1,347.4042696 cu in | 1,362.0499682 cu in | 1,376.6956668 cu in | 1,391.3413654 cu in | 1,405.9870639 cu in | 1,420.6327625 cu in | 1,435.2784611 cu in | 1,449.9241597 cu in | 1,464.5698583 cu in |
The cup currently used in the United States for nutrition labelling is defined in United States law as 240 ml.
| 1 U.S. "legal" cup | = | 240 | millilitres |
| = | 16 | international tablespoons | |
| = | 12 | Australian tablespoons | |
| ≈ | 8.12 | U.S. customary fluid ounces | |
| ≈ | 8.45 | imperial fluid ounces |
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| US legal cup | c (US Legal) | ≡ 240 mL | = 2.4×10−4 m3 | Imperial/US |
| US legal cups | cubic inches | US legal cups | cubic inches |
|---|---|---|---|
| 1 | = 14.645698582736 | 6 | = 87.874191496414 |
| 2 | = 29.291397165471 | 7 | = 102.51989007915 |
| 3 | = 43.937095748207 | 8 | = 117.16558866189 |
| 4 | = 58.582794330943 | 9 | = 131.81128724462 |
| 5 | = 73.228492913679 | 10 | = 146.45698582736 |
The cubic inch is a unit of measurement for volume in the Imperial units and United States customary units systems. It is the volume of a cube with each of its three dimensions (length, width, and depth) being one inch long.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| cubic inch | cu in | ≡ 1 in × 1 in × 1 in | ≡ 16.387 064×10−6 m3 | Imperial/US |
| cubic inches | US legal cups | cubic inches | US legal cups |
|---|---|---|---|
| 1 | = 0.068279433333333 | 6 | = 0.4096766 |
| 2 | = 0.13655886666667 | 7 | = 0.47795603333333 |
| 3 | = 0.2048383 | 8 | = 0.54623546666667 |
| 4 | = 0.27311773333333 | 9 | = 0.6145149 |
| 5 | = 0.34139716666667 | 10 | = 0.68279433333333 |
| US legal cups | cubic inches |
|---|---|
| 1 | = 14.6456986 |
| 0.0682794 | = 1 |
| Symbol | Definition |
|---|---|
| ≡ | exactly equal |
| ≈ | approximately equal to |
| = | equal to |
| digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |