At 10:01 AM 7/19/2011, Don Hanson wrote...
>  I do have a very stout long 1/2" drive
>breaker bar and the proper socket.  My brilliant idea is to lift the
>van's
>corner, put the socket onto the axle nut with a long extension on a
>stump or
>something and then letthe van lower away to break the nut loose...

I suspect you'll just bend or break something. 3/4" is called for.

I use one of these:
http://www.amazon.com/Neiko-Tools-Chrome-Vanadium-Breaker/dp/B000N54JPY
, along with a 1 13/16" (46.04 mm) socket. (easier to find/cheaper than
a 46mm one).