Thermocouple Connector Application Air Fitting Side A Connection Type Compression Fitting Side B Connection Type MNPT Fitting Material Stainless Steel Fitting Side A Tube Outer Diameter 3/16 in Material Grade 316 Maximum Operating Pressure 10 300 psi Maximum Operating Temperature 1 200 Degrees F Overall Length 1 1/4 in Specific Fitting Shape Straight Thermocouple Adapter Fitting Side B Pipe Size 1/8 in Compatible Fitting Brands CPI Thread Size A 3/8-20 Series CPI(TM)