Everflow BRSN0014-NL 1/4-Inch Brass Street Elbow 90 Degrees Lead Free, Male & Female National Pipe Taper Threaded Fittings Brass Construction Higher Corrosion Resistance Economical & Easy to Install 1/4 Inch Brass Street Elbow 90 Degrees with National Pipe Taper (NPT) Threaded Manufactured to standard ASTM B-584-06 for Lead-Free Quality Assurance Relative Softness of Metal Enables Tighter Seals and Greater Ease in Installation Designed to Create a Disassemblable Connection Between Two Pipes to Change the Direction of Flow Brass Body Constructed; Certified to Meet NSF/ANSI 61-8 Standard for Quality Assurance