Current Articles | Archives Wire Gauge TableStaff posted on October 20, 2006 | Wire Gauge Table AWG Inches mm 40 0.0031 0.079 39 0.0035 0.089 38 0.004 0.102 37 0.0045 0.114 36 0.005 0.127 35 0.0056 0.142 34 0.0063 0.16 33 0.0071 0.18 32 0.008 0.203 31 0.0089 0.226 30 0.01 0.254 29 0.0113 0.287 28 0.0126 0.32 27 0.0142 0.361 26 0.0159 0.404 25 0.0179 0.455 AWG Inches mm 24 0.0201 0.511 23 0.0226 0.574 22 0.0253 0.643 21 0.0285 0.724 20 0.032 0.813 19 0.0359 0.912 18 0.0403 1.02 17 0.0453 1.15 16 0.0508 1.29 15 0.0571 1.45 14 0.0641 1.63 13 0.072 1.83 12 0.0808 2.05 11 0.0907 2.3 10 0.1019 2.6 *American Wire Gauge (AWG) sizes may be determined by measuring the diameter of the conductor (the bare wire) with the insulation removed. Please enable JavaScript to view the comments powered by Disqus.