| 摘要 |
PROBLEM TO BE SOLVED: To provide a rolling bearing which can ensure required rust preventive effect while it does not affect the attachment and the bonding of another component, and which can prevent occurrence of environmental contamination. SOLUTION: In a rolling bearing in which a plurality of rolling elements 5 are held between an inner and an outer races 2, 4, a surface 9 defining an inner diameter of the bearing and a surface 8 defining the outer diameter of the bearing are coated thereover with a rust preventive oil composed of mineral oil having a viscosity of 7 to 120 mm/s at a temperature of 40 deg.C, and lubrication oil of synthetic hydrocarbon group or fluorine group, which are blended each other, by 0.08 to 1.6 mg/cm2. |
