Parker Village Marine 2.5″ End Plug, 1/4″ NPT Ports, 32-2513
This end plug fits Parker Village Marine and Offshore Marine Labs 2.5 inch pressure vessels. The end plug accepts 1/4″ NPT fittings in both ports. The outer port is the high pressure feed and brine port. The central port is for product water. Typically, the product port on one end of the pressure vessel is plugged. This item is the plastic portion only, and does not include the backing ring or o-rings.
Here is a link to the o-ring kit: Pressure Vessel O-Ring Kit, Village Marine 2.5″