Throughout this site we use many technical terms, and given the breadth of readership our site enjoys, sometimes we are remiss and incorrectly assume everyone knows what we are referring to. For those that do not, here are some explanations of the technical terms use.
A fluid-line connection in which the pipe terminates in a circular connection. A hollow stud passes through the circular unit to connect the feed-pipe to another component to allow full flow of the fluid and offer a high mechanical strength. Sealing arrangements are usually through washers.