| Wire Gage Conversion Chart | |||||||
| GAUGE NO. | AWG | W & M | SWG | BWG | US STAND. | ||
| 7/0 | 0.651 | 0.490 | 0.500 | 0.500 | |||
| 6/0 | 0.580 | 0.460 | 0.464 | 0.469 | |||
| 5/0 | 0.517 | 0.430 | 0.432 | 0.438 | |||
| 4/0 | 0.460 | 0.394 | 0.400 | 0.454 | 0.406 | ||
| 3/0 | 0.410 | 0.363 | 0.372 | 0.425 | 0.375 | ||
| 2/0 | 0.365 | 0.331 | 0.348 | 0.380 | 0.344 | ||
| 1/0 | 0.325 | 0.307 | 0.324 | 0.340 | 0.313 | ||
| 1 | 0.289 | 0.283 | 0.300 | 0.300 | 0.281 | ||
| 2 | 0.258 | 0.263 | 0.276 | 0.284 | 0.266 | ||
| 3 | 0.229 | 0.244 | 0.252 | 0.259 | 0.239 | ||
| 4 | 0.204 | 0.225 | 0.232 | 0.238 | 0.224 | ||
| 5 | 0.182 | 0.207 | 0.212 | 0.220 | 0.209 | ||
| 6 | 0.162 | 0.192 | 0.192 | 0.203 | 0.194 | ||
| 7 | 0.144 | 0.177 | 0.176 | 0.180 | 0.179 | ||
| 8 | 0.129 | 0.162 | 0.160 | 0.165 | 0.164 | ||
| 9 | 0.114 | 0.148 | 0.144 | 0.148 | 0.150 | ||
| 10 | 0.102 | 0.135 | 0.128 | 0.134 | 0.135 | ||
| 11 | 0.091 | 0.121 | 0.116 | 0.120 | 0.120 | ||
| 12 | 0.081 | 0.106 | 0.104 | 0.109 | 0.105 | ||
| 13 | 0.072 | 0.092 | 0.092 | 0.095 | 0.090 | ||
| 14 | 0.064 | 0.080 | 0.080 | 0.083 | 0.075 | ||
| 15 | 0.057 | 0.072 | 0.072 | 0.072 | 0.067 | ||
| 16 | 0.051 | 0.063 | 0.064 | 0.065 | 0.060 | ||
| 17 | 0.045 | 0.054 | 0.056 | 0.058 | 0.054 | ||
| 18 | 0.040 | 0.048 | 0.048 | 0.049 | 0.048 | ||
| 19 | 0.036 | 0.041 | 0.040 | 0.042 | 0.042 | ||
| 20 | 0.032 | 0.035 | 0.036 | 0.035 | 0.036 | ||
| 21 | 0.028 | 0.032 | 0.032 | 0.032 | 0.033 | ||
| 22 | 0.025 | 0.029 | 0.028 | 0.028 | 0.030 | ||
| 23 | 0.023 | 0.026 | 0.024 | 0.025 | 0.027 | ||
| 24 | 0.020 | 0.023 | 0.022 | 0.022 | 0.024 | ||
| 25 | 0.018 | 0.020 | 0.020 | 0.020 | 0.021 | ||
| 26 | 0.016 | 0.018 | 0.018 | 0.018 | 0.018 | ||
| 27 | 0.014 | 0.017 | 0.016 | 0.016 | 0.016 | ||
| 28 | 0.013 | 0.016 | 0.015 | 0.014 | 0.015 | ||
| 29 | 0.011 | 0.015 | 0.014 | 0.013 | 0.014 | ||
| 30 | 0.010 | 0.014 | 0.012 | 0.012 | 0.012 | ||
| 31 | 0.009 | 0.013 | 0.012 | 0.010 | 0.011 | ||
| 32 | 0.008 | 0.013 | 0.011 | 0.009 | 0.010 | ||
| 33 | 0.007 | 0.012 | 0.010 | 0.008 | 0.009 | ||
| 34 | 0.006 | 0.010 | 0.009 | 0.007 | 0.009 | ||
| 35 | 0.006 | 0.010 | 0.008 | 0.005 | 0.008 | ||
| 36 | 0.005 | 0.009 | 0.008 | 0.004 | 0.007 | ||
| 37 | 0.004 | 0.009 | 0.007 | ||||
| 38 | 0.004 | 0.008 | 0.006 | ||||
| 39 | 0.004 | 0.008 | 0.005 | ||||
| 40 | 0.003 | 0.007 | 0.005 | ||||
| 41 | 0.003 | 0.007 | 0.004 | ||||
| 42 | 0.002 | 0.006 | 0.004 | ||||
| 43 | 0.002 | 0.006 | 0.004 | ||||
| 44 | 0.002 | 0.006 | 0.003 | ||||
| 45 | 0.002 | 0.006 | 0.003 | ||||
| 46 | 0.002 | 0.005 | 0.002 | ||||
| 47 | 0.001 | 0.005 | 0.002 | ||||
| 48 | 0.001 | 0.005 | 0.001 | ||||
| 49 | 0.001 | 0.005 | 0.001 | ||||
| 50 | 0.001 | 0.004 | |||||
| 51 | 0.001 | ||||||
| 52 | 0.001 | AWG = American Wire Gauge (Brown & Sharpe) | |||||
| 53 | 0.001 | W & M = Washburn & Moen (Steel wire gauge) | |||||
| 54 | 0.001 | SWG = Imperial Standard Wire Gauge | |||||
| 55 | 0.001 | BWG = Birmingham or Stubs Wire Gauge | |||||
| 56 | 0.000 | US Stand. = United States Standard (Revised) | |||||