K-type / NiCr-NiAl thermocouple XTCK with miniature connector DIN-ISO green XTCK exhaust gas temperature sensor in several lengths and diameter. Here: Ø 3mm x 100mm Exhaust gas thermocouple Aamgard-XTCK with gland nut M10 Gland nut compression fitting M10 for thermocouples Ø 1.5mm / Ø 3.0mm / Ø 6.0mm