Manometer installation unit (nut M16x1.5 – connector M16x1.5)
Brass adapter for measuring pressure in the gas line.
It connects to the line gap.
Inlet: the nut with a thread M16x1.5 (lens).
Outlet: connector with external thread M16x1.5 (lens).
Thread for gauge installing – M12x1.5 (gasket).