Application : Plumbing, Water Operating Temperature : -40゚C (-40゚F) / +170゚C (+350゚F) Operating pressure : PN40 (600 PSI) up to 2 ' ', PN30 (450 PSI) from 2.1/2 to 4 ' '; non-shock cold working pressure Threads : ISO228 parallel female by female threads Port : Full Connections options : FxF, MxF, BSPP, NPT Stem Configuration : Blowout-proof nickel plated brass stem, with two FPM O-rings at the stem for maximum safety Ball seats : Pure PTFE self-lubricating, with flexible-lip design Body : Full port to DIN 3357 for maximum flow 100% Made in Italy Chrome plated brass ball for longer life Silicone-free lubricant on all seals Travel stops on body to avoid stress at stem 24h 100% seal test guaranteed Dual sealing system allows valve to be operated in either direction making installation easier No metal-to-metal moving parts No maintenance ever required Handle clearly shows ball position Quality : Hot forged sand blasted, external nickel plated brass body and cap sealed with Loctite or equivalent thread sealant; Finest brass according to EN 12165 and EN 12164 (formerly DIN 17660 and UNI 5705-65) specifications