Dixon 68C-0808 Brass Compression Tube Fitting, Connector, 1/2" Tube OD x 1/2" NPT Male Brass compression fitting No flaring, soldering or other preparation of tubing necessary to assemble Manufactured for low and medium pressure tubing connection work where excessive vibration or tube movement is not involved Underwriter's laboratories listed for flammable liquid Compression fittings meet functional requirements of SAE J-512 and ASA