Previously posted on PFF ... from the GM/Helm factory Service Manual:
The FSM does note that in this table, "Each AWG size is either equal to or larger than the equivalent metric size."
Here's a link to another
conversion chart that provides a finer-grained comparison.
FWIW, from just a quick review the WIRE GAUGE SELECTION TABLE in the
http://www.rbeelectronics.com/wtable.htm page contains significant errors. Use it with caution, if at all.
[This message has been edited by Marvin McInnis (edited 08-18-2010).]