Made from high strength, corrosion resistant carbon steel Crimps with 3/8" I.D. hydraulic hose, and features a 1/2" NPTF male pipe end Excellent for fluid power systems and other hydraulic applications Interchanges with Weatherhead U-Series Compatible with Weatherhead, Dayco, or adjustable crimpers NPTF Male Pipe Crimp Fitting Hydraulic Hose Ends.