23057lf Stop Valve, 1/2 X 3/8 In Connection, Compression, 80 To 160 Psi Pressure, Brass Body

1/2" lead free brass barb insert x 3/8" od compression straight stop, 1/4" turn oval handle, for connecting 1/2" cross link polyethylene pex tubing to a 3/8" od supply connector, secure barb end of fitting to pex pipe with tv #608-933 cinch clamps & tv #608-743 cinch tool, or copper crimp rings & crimp tool, immediately testable to well over 100 psi, meets the new nsf/ansi standard 14-2009 & astm f 1807-9si standard for products intended for the transport of potable water, ansi/nsf standard 61 annex g for lead free compliance & the wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight to meet ab1953 California & vt s152 Vermont low lead restrictions.