Wire Sizing Chart

A handy reference (which I might use more than anyone else ever does) giving diameters of different wire sizes.  Diameters are given in millimeters.  I have listed AWG sizes, some Aught sizes and a few MCM sizes.

#14 - 1.63mm

#13 - 1.83mm

#12 - 2.05mm

#11 - 2.30mm

#10 - 2.59mm

#9 -  2.91mm

#8 -  3.26mm

#7 -  3.66mm

#6 -  4.12mm

#5 -  4.62mm

#4 -  5.19mm

#3 -  5.83mm

#2 -  6.54mm

#1 -  7.35mm

1/0 - 8.25mm

2/0 - 9.27mm

3/0 - 10.40mm

4/0 - 11.68mm

250 MCM - 12.7mm

500 MCM - 17.96mm
1000 MCM - 25.4mm

1500 MCM - 31.11mm

2000 MCM - 35.92mm