zero would be most accurate
->set WarfareGame.Weap_COGPistol PRM_MinAimError=(Value=(0))
->set WarfareGame.Weap_COGPistol PRM_MaxAimError=(Value=(0))
= The cog pistol would be all the time accurate
(the lines like that in the config or in the console)
Oh, if people have issues getting it to work, please read the Notes I gave when I posted the text file.