RTD’s RTD Probe (R1A) RTD Probe with transition fitting and leadwire (R1T) RTD probe with transition fitting and SS overbraid over leadwire (R2T) RTD Probe with standard 3-pole plug (R5B) RTD Probe mounted with a double threaded hex fitting (R5H) RTD Probe mounted with a nipple-union-nipple (R1H) RTD Probe mounted with a nipple only (R2H) RTD Probe mounted with a nipple-union-brazed hex fitting (R7H) RTD Probe with transition fitting and SS armor over leadwire (R4T, R6T)