Swivel Adapter are used with gauges and gauge valves to adjust the line of sight. The swivel adaptor rotates 360º to allow the connected instrument to be positioned in the desired direction and has temperature ratings of 15,000 psi at 200 ºF and 3000 psi at 1000 ºF. The pressure connection is achieved with a tapered cone style compression fitting simply by tightening the swivel hex nut.