The 6707-2RS is a premium ultra-thin single-row deep groove ball bearing engineered to deliver reliable performance in environments where moisture, dust, and contamination are prevalent. Featuring double contact rubber seals (2RS) made from durable NBR (Nitrile Butadiene Rubber), this model provides absolute isolation for the internal rolling elements and locks in the factory-filled grease for the lifespan of the unit. With its 35mm bore, 44mm outer diameter, and highly compact 5mm width, it is the definitive solution for outdoor automation, portable medical devices, and precision instruments that require uncompromising protection within strict spatial limitations.