Needle Valve Straight Body Material Brass Tube Size 3/8 in A-LOK(R)/Compression Connection Stem Type Regulating Seal Material PTFE Handle Material Nylon Max Pressure 3 000 psi Temp Rating -65 Degrees to 350 Degrees F Max Flow 0.55 gpm Max Height 3 35/64 in Length 2 37/64 in Standards Tested In Accordance to ISA S75.02