A barrel port is a type of port used to connect two or more barrels. It is typically made of metal or plastic and has a threaded end that screws into the barrel. The other end of the port has a barbed fitting that connects to a hose or other fitting. Barrel ports are used in a variety of applications, including fluid transfer, pressure relief, and sampling.
Barrel ports are an important part of many fluid systems. They allow for the easy connection and disconnection of barrels, which can be necessary for maintenance, cleaning, or filling. Barrel ports also provide a way to relieve pressure from a barrel, which can be important for safety reasons. In addition, barrel ports can be used to sample the contents of a barrel, which can be useful for quality control or troubleshooting purposes.