Hornady brass, fed 210, 147 eld-m, I've been using 40.5 grn h-4350. With a 24" barrel and a suppressor I'm right about 2700. Zero pressure signs, I had ejector marks at 41.8grn.
So far brass is doing great, at 5 firings. I started annealing every load after I had crazy SD after the 3rd loading.