2 Pcs Carbon Steel 360° Straight Pipe Joints,3/8" Male NPTF x 3/8" Female JIC 37° Swivel Adapter 6505-06-06 Hydraulic Hose Connector SAE J514 Standard,Connector for Hydraulic Systems (1/4"x 3/8")

["【Compatibility】This is a straight-thru swivel adapter with 3/8\" Male NPTF (National Pipe Taper Fuel) Thread on one end and a 3/8\" Female JIC 37° Flare Swivel on the other. This exact configuration is designed for converting pipe thread to flare connections in high-pressure systems with zero room for error."]