Call Us:(0086)0510-81818765

bearing MR686ZZ-C4 seal in Russia

6x13x5, MR686-ZZC, Radial Bearings by the boca bearing company.

Internal clearance is the play within a ball bearing. It is the geometrical low torque. High loads. Heavy interference fits. High temperature. Preloaded. C3,C4,C5

C2, Less than Normal. CN, Normal, only used in combination with letters indicating reduced or displaced clearance range. C3, Greater than Normal. C4, Greater

The radial internal clearance applies to bearings with an inner ring before the bearing is fitted. It is defined as CN, C2, C3, C4, C5 Internal clearance groups.

C3,C4. 8.2.1 Criteria for selecting bearing internal clearance. A bearing's life is theoretically maximum when operating clearance is slightly negative at steady.