1/4 X 1/8 BSP Hex Nipple Male Oil Line Union

refers to a pipe fitting used in plumbing and fluid systems. It has a 1/4-inch male threaded connection on one end and a 1/8-inch male threaded connection on the other end, both following the BSP (British Standard Pipe) threading standard. The hexagonal shape (hex nipple) provides easy tightening with a wrench or tool, making it suitable for connecting pipes, tubes, or fittings with different thread sizes in various plumbing and fluid applications.