This rigid 90-degree elbow hydraulic O-ring boss adapter is for use with hole dash size 8, has a maximum working pressure of 4000 at 70℉, and is made of zinc-plated carbon steel. Fitting A is male, connection type ORB, and measures 3/4"-16. Fitting B is male, connection type JIC, and measures 7/8"-14. The O-ring is included and is made of Buna N.