Extra-thin-section bearings

Products Data

Unit    

401.5748

522.0472

70.2756

0.30.0118

0.30.0118

421.6535

431.6929

0.30.0118

0.30.0118

491.9291

501.9685

Bearing no.6808ZZ
Bore diameterd40 mm1.5748 inch
Outer diameterD52 mm2.0472 inch
Inner ring widthB7 mm0.2756 inch
Outer ring widthC7 mm0.2756 inch
Inner ring chamfer dimensionrsi min0.3 mm0.0118 inch
Outer ring chamfer dimensionrse min0.3 mm0.0118 inch
Basic dynamic load ratingCr4930 N
Basic static load ratingCor4180 N
Limiting speedGrease12000 min-1
Oil14000 min-1
Abutment and fillet dimensionsda min42 mm1.6535 inch
da max43 mm1.6929 inch
Da min49 mm1.9291 inch
Da max50 mm1.9685 inch
rasi max0.3 mm0.0118 inch
rase max0.3 mm0.0118 inch
Ball size × quantity3.500 mm0.1378 inch × 21
Mass (reference)30.3 g

The above values are subject to change without notice for the improvement of products or other purposes. We have prepared this table with sufficient care, and we cannot be held responsible for any damage caused by possible errors or omissions.