Highlights: Flare Three Ends. Tube O.D. Size: End 1: 5/8", End 2: 5/8", End 3: 1/2" Thread Size: 3/4-16, 7/8-14 Temperature Range: - 65 to +250 F Two Piece Construction - nut and body. Use with copper, brass, alliminum, or steel tubing. Standard fittings use short nuts. Long nuts are available for higher viberation applications. Resists mechinical pullout. Easy to disassemble and can be reassymbled many times with no effect on the seal. Primary uses fuel equipment, plumbing, gases, refrigeration and vacuum.