| 摘要 |
PROBLEM TO BE SOLVED: To provide a sealed rolling bearing that lowers torque substantially.SOLUTION: The sealed rolling bearing includes: an inner ring 1; an outer ring 2; a rolling element 3 interposed between the inner ring 1 and the outer ring 2; and a retainer 4 retaining the rolling element 3. Openings at both ends in an axial direction are each sealed with a seal member 5, and grease is enclosed in a bearing space. A grease reservoir groove 26 is provided on an outer diameter surface 25 of the retainer 4. |
