It is your standard looking globe valve with moveable plug. As an example: 3" Bronze Flanged, 250# NAVSEA Stop Check Globe Valve, You can see a typical one in the W&O Supply Catalogue.
Just wanting some opinions on the installation of check valves, more specifically, Stop/Check Globe Valves. The project I am currently on we have, with the blessing of the client, installed swing check valves in the vertical position, flow up off course, which I am not a fan off, but now I am...