Needle Valve Straight Body Material Brass Tube Size 1/4 in A-LOK(R)/Compression Connection Stem Type Blunt Seal Material PTFE Handle Material Nylon Max Pressure 3 000 psi Temp Rating -65 Degrees to 400 Degrees F Max Flow 0.43 gpm Max Height 3 1/16 in Length 2 5/16 in Standards Tested In Accordance to ISA S75.02