Dave S wrote:

The 7 in this part refers to the lengh.. and I do NOT know the specifics
on the length.. There are bolt gauges that can be bought, and Bolt
charts probably on the net that have the specs on them

An AN5-7 has a grip of 7/16" and a length of 31/32". Don't assume that the -7
has these dimensions for every diameter - an AN6-7 has a grip of 5/16" and
length of 61/64".

See http://tinyurl.com/5zd4n

George Patterson
There's plenty of room for all of God's creatures. Right next to the
mashed potatoes.