| troy pound | 1 lb t | 2 lb t | 3 lb t | 4 lb t | 5 lb t | 6 lb t | 7 lb t | 8 lb t | 9 lb t | 10 lb t | 11 lb t | 12 lb t | 13 lb t | 14 lb t | 15 lb t | 16 lb t | 17 lb t | 18 lb t | 19 lb t | 20 lb t | 21 lb t | 22 lb t | 23 lb t | 24 lb t | 25 lb t | 26 lb t | 27 lb t | 28 lb t | 29 lb t | 30 lb t | 31 lb t | 32 lb t | 33 lb t | 34 lb t | 35 lb t | 36 lb t | 37 lb t | 38 lb t | 39 lb t | 40 lb t | 41 lb t | 42 lb t | 43 lb t | 44 lb t | 45 lb t | 46 lb t | 47 lb t | 48 lb t | 49 lb t | 50 lb t | 51 lb t | 52 lb t | 53 lb t | 54 lb t | 55 lb t | 56 lb t | 57 lb t | 58 lb t | 59 lb t | 60 lb t | 61 lb t | 62 lb t | 63 lb t | 64 lb t | 65 lb t | 66 lb t | 67 lb t | 68 lb t | 69 lb t | 70 lb t | 71 lb t | 72 lb t | 73 lb t | 74 lb t | 75 lb t | 76 lb t | 77 lb t | 78 lb t | 79 lb t | 80 lb t | 81 lb t | 82 lb t | 83 lb t | 84 lb t | 85 lb t | 86 lb t | 87 lb t | 88 lb t | 89 lb t | 90 lb t | 91 lb t | 92 lb t | 93 lb t | 94 lb t | 95 lb t | 96 lb t | 97 lb t | 98 lb t | 99 lb t | 100 lb t |
| grain | 5 760 gr | 11 520 gr | 17 280 gr | 23 040 gr | 28 800 gr | 34 560 gr | 40 320 gr | 46 080 gr | 51 840 gr | 57 600 gr | 63 360 gr | 69 120 gr | 74 880 gr | 80 640 gr | 86 400 gr | 92 160 gr | 97 920 gr | 103 680 gr | 109 440 gr | 115 200 gr | 120 960 gr | 126 720 gr | 132 480 gr | 138 240 gr | 144 000 gr | 149 760 gr | 155 520 gr | 161 280 gr | 167 040 gr | 172 800 gr | 178 560 gr | 184 320 gr | 190 080 gr | 195 840 gr | 201 600 gr | 207 360 gr | 213 120 gr | 218 880 gr | 224 640 gr | 230 400 gr | 236 160 gr | 241 920 gr | 247 680 gr | 253 440 gr | 259 200 gr | 264 960 gr | 270 720 gr | 276 480 gr | 282 240 gr | 288 000 gr | 293 760 gr | 299 520 gr | 305 280 gr | 311 040 gr | 316 800 gr | 322 560 gr | 328 320 gr | 334 080 gr | 339 840 gr | 345 600 gr | 351 360 gr | 357 120 gr | 362 880 gr | 368 640 gr | 374 400 gr | 380 160 gr | 385 920 gr | 391 680 gr | 397 440 gr | 403 200 gr | 408 960 gr | 414 720 gr | 420 480 gr | 426 240 gr | 432 000 gr | 437 760 gr | 443 520 gr | 449 280 gr | 455 040 gr | 460 800 gr | 466 560 gr | 472 320 gr | 478 080 gr | 483 840 gr | 489 600 gr | 495 360 gr | 501 120 gr | 506 880 gr | 512 640 gr | 518 400 gr | 524 160 gr | 529 920 gr | 535 680 gr | 541 440 gr | 547 200 gr | 552 960 gr | 558 720 gr | 564 480 gr | 570 240 gr | 576 000 gr |
The troy pound is 5 760 grains (≈ 373.24 g, 12 oz t), while an avoirdupois pound is approximately 21.53% heavier at 7 000 grains (≈ 453.59 g).
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| troy pound | lb t | ≡ 5760 grains | = 0.3732417216 kg | Imperial/US |
| troy pounds | grains | troy pounds | grains |
|---|---|---|---|
| 1 | = 5760 | 11 | = 63360 |
| 2.5 | = 14400 | 12.5 | = 72000 |
| 4 | = 23040 | 14 | = 80640 |
| 5.5 | = 31680 | 15.5 | = 89280 |
| 7 | = 40320 | 17 | = 97920 |
| 8.5 | = 48960 | 18.5 | = 106560 |
| 10 | = 57600 | 20 | = 115200 |
A grain is a unit of measurement of mass, and, for the troy grain, equal to exactly 64.79891 milligrams. It is nominally based upon the mass of a single seed of a cereal.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| grain | gr | ≡ 1⁄7000 lb av | = 64.79891 mg | Imperial/US |
| grains | troy pounds | grains | troy pounds |
|---|---|---|---|
| 1 | = 0.00017361111111111 | 11 | = 0.0019097222222222 |
| 2.5 | = 0.00043402777777778 | 12.5 | = 0.0021701388888889 |
| 4 | = 0.00069444444444444 | 14 | = 0.0024305555555556 |
| 5.5 | = 0.00095486111111111 | 15.5 | = 0.0026909722222222 |
| 7 | = 0.0012152777777778 | 17 | = 0.0029513888888889 |
| 8.5 | = 0.0014756944444444 | 18.5 | = 0.0032118055555556 |
| 10 | = 0.0017361111111111 | 20 | = 0.0034722222222222 |
| troy pounds | grains |
|---|---|
| 1 | = 5 760 |
| 0.0001736 | = 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 …) |