Rotary pressure joints type UOPM are used in cases were we have a fluid entering on one end of the cylinder, and exiting on the other. In this instance we have a single flow through the rotary pressure joint. Systems such as these use two rotary pressure joints, one in the entry point in the system, and one in the exit point.
p=40 bar
t=120°C
Depending on the thread up to 3500 RPM.