| 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) |
| butt | 0.0005032 butt | 0.0010064 butt | 0.0015096 butt | 0.0020127 butt | 0.0025159 butt | 0.0030191 butt | 0.0035223 butt | 0.0040255 butt | 0.0045287 butt | 0.0050318 butt | 0.0055350 butt | 0.0060382 butt | 0.0065414 butt | 0.0070446 butt | 0.0075478 butt | 0.0080510 butt | 0.0085541 butt | 0.0090573 butt | 0.0095605 butt | 0.0100637 butt | 0.0105669 butt | 0.0110701 butt | 0.0115733 butt | 0.0120764 butt | 0.0125796 butt | 0.0130828 butt | 0.0135860 butt | 0.0140892 butt | 0.0145924 butt | 0.0150955 butt | 0.0155987 butt | 0.0161019 butt | 0.0166051 butt | 0.0171083 butt | 0.0176115 butt | 0.0181147 butt | 0.0186178 butt | 0.0191210 butt | 0.0196242 butt | 0.0201274 butt | 0.0206306 butt | 0.0211338 butt | 0.0216369 butt | 0.0221401 butt | 0.0226433 butt | 0.0231465 butt | 0.0236497 butt | 0.0241529 butt | 0.0246561 butt | 0.0251592 butt | 0.0256624 butt | 0.0261656 butt | 0.0266688 butt | 0.0271720 butt | 0.0276752 butt | 0.0281784 butt | 0.0286815 butt | 0.0291847 butt | 0.0296879 butt | 0.0301911 butt | 0.0306943 butt | 0.0311975 butt | 0.0317006 butt | 0.0322038 butt | 0.0327070 butt | 0.0332102 butt | 0.0337134 butt | 0.0342166 butt | 0.0347198 butt | 0.0352229 butt | 0.0357261 butt | 0.0362293 butt | 0.0367325 butt | 0.0372357 butt | 0.0377389 butt | 0.0382420 butt | 0.0387452 butt | 0.0392484 butt | 0.0397516 butt | 0.0402548 butt | 0.0407580 butt | 0.0412612 butt | 0.0417643 butt | 0.0422675 butt | 0.0427707 butt | 0.0432739 butt | 0.0437771 butt | 0.0442803 butt | 0.0447835 butt | 0.0452866 butt | 0.0457898 butt | 0.0462930 butt | 0.0467962 butt | 0.0472994 butt | 0.0478026 butt | 0.0483057 butt | 0.0488089 butt | 0.0493121 butt | 0.0498153 butt | 0.0503185 butt |
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 |
| 1 US legal cups = 0.00050318486163457 butts | 6 US legal cups = 0.0030191091698074 butts |
| 2 US legal cups = 0.0010063697232691 butts | 7 US legal cups = 0.003522294031442 butts |
| 3 US legal cups = 0.0015095545849037 butts | 8 US legal cups = 0.0040254788930765 butts |
| 4 US legal cups = 0.0020127394465383 butts | 9 US legal cups = 0.0045286637547111 butts |
| 5 US legal cups = 0.0025159243081728 butts | 10 US legal cups = 0.0050318486163457 butts |
The butt was a measure of liquid volume equalling two hogsheads. This equated to 108 imperial gallons (490 l) for ale or 126 imperial gallons (570 l) for wine (also known as a pipe).
| 1 butts = 1987.3411866 US legal cups | 6 butts = 11924.0471196 US legal cups |
| 2 butts = 3974.6823732 US legal cups | 7 butts = 13911.3883062 US legal cups |
| 3 butts = 5962.0235598 US legal cups | 8 butts = 15898.7294928 US legal cups |
| 4 butts = 7949.3647464 US legal cups | 9 butts = 17886.0706794 US legal cups |
| 5 butts = 9936.705933 US legal cups | 10 butts = 19873.411866 US legal cups |
| 1 US legal cups = 0.0005032 butts |
| 1 butts = 1,987.3411866 US legal cups |