Sequence ValveSpecial Features Brass Wetted SurfacesInlet Port Size 1/4 in. MNPT Outlet Port Size 1/4 in. FNPT Control Port Size Close control = 1/4 in. FNPT Open control = 1/4 in. MNPTMaximum Rated Pressure 6000 psi Maximum Differential Pressure 6000 psi Outlet Pressure Rating 6000 psi Maximum Control or Dome Pressure 6000 psi Flow Coefficient (Cv) 0.05 (equals 0.07 in. orifice)Leakage Bubble Tight Open Bias Pressure 7% greater pressure required on shut control relative to open control to actuate valve closedBias Pressure 400 psi Minimum Temperature -15 �F Internal Materials Brass Stainless Body Material Anodized Aluminum Brass for Wetted Surfaces Seal Materials Kel-F Viton Weight 710 gOverall Length 7.25 Inch Hex Diameter 1 3/8 InchSpecial Notes NOT SHIPPED OXYGEN CLEANED