retired contractor, did not realize that i had these...
all new, never been installed
sweat fittings and threaded...
pics 1-7 show a pair of 3/4", fully-ported, threaded, brass ball valves with a unioned-male end... and a 3/4" female end, 600WOG, with a bleed port... professional grade $35 ea.
pics 8-15 show 3 1/2" fully-ported, ball valves. 2 are threaded (red & yellow), the blue one is sweat. $20 ea.
if you are looking for a valve... i probably have it