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Categories: [Reference Charts]
Source: Wikipedia
| AWG | inches | mm |
| 0000 (4/0) | 0.4600 | 11.6840 |
| 000 (3/0) | 0.4096 | 10.4050 |
| 00 (2/0) | 0.3648 | 9.2660 |
| 0 (1/0) | 0.3249 | 8.2510 |
| 1 | 0.2893 | 7.3480 |
| 2 | 0.2576 | 6.5440 |
| 3 | 0.2294 | 5.8270 |
| 4 | 0.2043 | 5.1890 |
| 5 | 0.1819 | 4.6210 |
| 6 | 0.1620 | 4.1150 |
| 7 | 0.1443 | 3.6650 |
| 8 | 0.1285 | 3.2640 |
| 9 | 0.1144 | 2.9060 |
| 10 | 0.1019 | 2.5880 |
| 11 | 0.0907 | 2.3050 |
| 12 | 0.0808 | 2.0530 |
| 13 | 0.0720 | 1.8280 |
| 14 | 0.0641 | 1.6280 |
| 15 | 0.0571 | 1.4500 |
| 16 | 0.0508 | 1.2910 |
| 17 | 0.0453 | 1.1500 |
| 18 | 0.0403 | 1.0240 |
| 19 | 0.0359 | 0.9120 |
| 20 | 0.0320 | 0.8120 |
| 21 | 0.0285 | 0.7230 |
| 22 | 0.0253 | 0.6440 |
| 23 | 0.0226 | 0.5730 |
| 24 | 0.0201 | 0.5110 |
| 25 | 0.0179 | 0.4550 |
| 26 | 0.0159 | 0.4050 |
| 27 | 0.0142 | 0.3610 |
| 28 | 0.0126 | 0.3210 |
| 29 | 0.0113 | 0.2860 |
| 30 | 0.0100 | 0.2550 |
| 31 | 0.0089 | 0.2270 |
| 32 | 0.0080 | 0.2020 |
| 33 | 0.0071 | 0.1800 |
| 34 | 0.0063 | 0.1600 |
| 35 | 0.0056 | 0.1430 |
| 36 | 0.0050 | 0.1270 |
| 37 | 0.0045 | 0.1130 |
| 38 | 0.0040 | 0.1010 |
| 39 | 0.0035 | 0.0897 |
| 40 | 0.0031 | 0.0799 |