'Thermocouple Probe, Grounded, Thermocouple Type J, Probe Length 4.0 In., Material 304 Stainless Steel, Max. Pressure (PSI) 1000, Insulation Fiberglass, Lead Length 6 ft., Error Accuracy (Deg. C) +/-2.2 Below 293, Error Accuracy ( Percent) (Over 293 C) +/-0.75, Temp. Limit (Deg. F) 900, Sheath Size (In.) 0.188, Thermocouple Element 20 AWG, Construction 3/16 In. Dia. Can Be Used With Compression Fitting to Mount, Pipe Size -, Standards -'