This standard is intended to document general and dimensional specifications for the various types and styles of hose fittings used in conjunction with hydraulic hoses specified in SAE J517, in hydraulic systems on construction and industrial equipment and commercial products. Also included are adapter unions. The basic design and dimensional features of the fittings shown are derived from existing industry practice and include the following types: Male Dryseal pipe thread type hose fittings shall be as shown in Figs. 1A-1C for the respective styles, and in Tables 1A-1F for the applicable hoses and sizes. Male straight thread O-ring boss type hose fittings shall be as shown in Figs. 2A and 2B for the respective styles, and in Tables 2A-2C for the applicable hoses and sizes. Male 37-deg flared type hose fittings shall be as shown in Figs. 3A-3C for the respective styles, and in Tables 3A-3F for the applicable hoses and sizes.