Berger 300 WM data

i ran the 185 hybrid with 75.5gr in federal brass and 215m primers at 3.50 oal .
i tried non mag primers and had a hang fire.if this is for hunting def use mag primers.
 
My load is re22-74.5gr with cci 250's &berger 185 vld's [MENTION=14289]303[/MENTION]0. shoots <1/2 moa out to 500y. I saw pressure signs un my gun @ 75.0 with mild ejector marks. .090" jump.