Brass full port packing gland ball valve FIP (female iron pipe) 600 psi (pounds per square inch) nonshock WOG (water oil gas) (1/2" thru 2"). 400 psi nonshock 2-1/2" thru 4". CSA (Canadian Standards Associations) - CR91-002 (1/2" thru 2". CSA - CR88 (1/2" thru 2"). Packing gland provides means of replacing or adjusting the seal on the valve stem should it ever leak. Ball seats 100\% PTFE (Polytetrafluoroethylene). Temperature range -20 F (degree Fahrenheit) to 300 F. Pipe ends comply with ANSI (American National Standards Institute) B1.20.1 Manufactured to include no more than 0.25\% weighted average lead content on wetted surfaces.