A family of temperature sensors manufactured for use in rotating equipment where bearing temperature monitoring is critical to reliability and longevity. Wide varieties of configurations are available and consist of single and dual element temperature sensors and thermocouples, 1/8” and larger diameters, with and without bends, and a variety of process connection fittings. The housing to sheath interface contains a Viton o-ring to help seal and reduce the vibration between the sheath and housing.