Thermocouple Connector Application Non-Potable Water Fitting Side A Connection Type Compression Fitting Side B Connection Type MNPT Fitting Material Brass Fitting Side A Tube Outer Diameter 1/8 in Maximum Operating Pressure 3 600 psi Maximum Operating Temperature 400 Degrees F Overall Length 1 3/16 in Specific Fitting Shape Straight Thermocouple Adapter Fitting Side B Pipe Size 1/8 in Compatible Fitting Brands A-LOK Thread Size A 5/16-20 System of Measurement Imperial