Eaton Weatherhead C5205X12X8 Carbon Steel SAE 37 Degree (JIC) Flare-Twin Fitting, Adapter, 1/2" NPT Male x 3/4" JIC Male (Pack of 5) Adapter for connecting hydraulic hoses or fittings of different types Zinc-plated AISI 12L14 carbon steel for tensile strength, hardness and resistance to corrosion JIC 37-degree flare on one end and male NPT on the other end for connecting two female threaded fittings Dynamic pressure rating of 3,000 psi Temperature range of -65 to +400 degrees F