... 1.used for applications that need liquid tight. 2. probe body is made of stainless Thermocouple, RTD Sensor, PT100 ... or on the pipeline (with a T joint). The probe body is made of stainless steel. The mounting is ... 1/8" NPT thread. The sensor has 6 ft (2 meters) extended cable with stainless steel braid. ... thread, 1/8" NPT. Maximum temperature, 420C. Thermocouple Probe, k types , pt100