Instrumentation Fittings, Fitting Material Stainless Steel, Material Grade 316, Maximum Operating Pressure 12,185 psi, Maximum Operating Temperature 100 Degrees F, Specific Fitting Shape Back Ferrule, System of Measurement Imperial, Compatible Fitting Brands Parker A-LOK, Swagelok, Compatible Tube Outer Diameter 1/16 in, Series Brennan Instrumentation, Standards ASME B31.3-2002, ASTM A213, ASTM A269, Compatible Fitting Connection Type Compression, Compatible Tube Hardness 90 HRB