Home / Products tagged “economic thermocouple tube” economic thermocouple tube Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low Sort by Name: Alphabetical Thermocouple Plus | Thermocouple Vacuum Sensor | .001 to 6 Torr Accuracy Equivalent type 531 thermocouple vacuum gauge tube. Replacement tube for Bullseye Precision Gauge $73.89 Add to cart