A CGA 870 medical oxygen, 2-pin yoke with a ¼” MNPT inlet. For adaptations involving medical oxygen tanks and other specialty equipment. For replacement washer: Order #45237.
In some applications a customer does not want the item O2 cleaned for whatever reason. Usually it is because they will need to O2 clean it upon installation anyway and therefore don’t need it O2 clean initially.
So choose O2 clean or not in the drop down menu.