NSK bearing cross reference chart can help you to match various rolling bearing designations to NSK bearing designation (refer to NSK bearing nomenclature). The competitive manufacturers are provided for a convenient source of unit substitution. They can be considered interchangeable in most instances, but for special applications, please contact Nodes bearings. Nodes bearings assumes no liability with respect to errors or omissions.

NSKbearing crossreference

*TYN cage replaces TY, TR cage replaces T. Sealed (V1V) versions are a new option and P4Y tolerance specification replaces P4. P4Y tolerance specification have tighter bore and OD control than ABEC 7 (class 4 or P4) NSK supplies the following bearing series with P4Y tolerance: 7000; 7200;

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*BNR has replaced BNC series. P4Y tolerance specification replaces P4. P4Y tolerance specification have tighter bore and OD control than ABEC 7 (class 4 or P4) NSK supplies the following bearing series with P4Y tolerance: 7000; 7200; 7900; and BNR.

RBCbearing crossreference

One of them has already gone out again. Is it possible that the bearing is just bad or is it possible that something else is wrong that is causing the bearings to go bad so quickly?

I know I tightened everything up when I was done. It's possible that the wheel or the rotor wasn't seeded correctly though and loosened up once I started driving.

*The outer ring machined lubrication groove and holes (E44) is now a standard feature. TB cage replaces T cage, MB replaces M and KR replaces K.