Super-Precision Cylindrical Roller Bearings
Super Precision Cylindrical Roller Bearings are designed specifically to handle large radial loads in high-speed spindle applications that demand high running accuracy (runout) of bearing-spindle arrangements.
This lineup of bearing includes a basic series that meets ISO standards and a specified series targeting machine tools.
A double-row cylindrical roller bearing series is available for applications requiring high rigidity. A single-row cylindrical roller bearing series is available for applications requiring high-speed performance.
A Robust™ series of high performance bearings is available for applications requiring both high-speed and high-rigidity performance.
![200 mm x 280 mm x 80 mm skf NNU 4940 B/SPW33 Super-precision cylindrical roller bearings](https://m.voiture-de-course.com/uploaded_images/d2049618-200-mm-x-280-mm-x-80-mm-skf-nnu-4940-b-spw33-super-precision-cylindrical-roller-bearings.jpg)
![280 mm x 380 mm x 100 mm skf NNU 4956 B/SPW33 Super-precision cylindrical roller bearings](https://m.voiture-de-course.com/uploaded_images/d2049623-280-mm-x-380-mm-x-100-mm-skf-nnu-4956-b-spw33-super-precision-cylindrical-roller-bearings.jpg)
![130 mm x 180 mm x 50 mm skf NNU 4926 BK/SPW33 Super-precision cylindrical roller bearings](https://m.voiture-de-course.com/uploaded_images/d2049622-130-mm-x-180-mm-x-50-mm-skf-nnu-4926-bk-spw33-super-precision-cylindrical-roller-bearings.jpg)
![140 mm x 210 mm x 53 mm skf NN 3028 K/SPW33 Super-precision cylindrical roller bearings](https://m.voiture-de-course.com/uploaded_images/d2049619-140-mm-x-210-mm-x-53-mm-skf-nn-3028-k-spw33-super-precision-cylindrical-roller-bearings.jpg)
![220 mm x 300 mm x 80 mm skf NNU 4944 BK/SPW33 Super-precision cylindrical roller bearings](https://m.voiture-de-course.com/uploaded_images/d2048792-220-mm-x-300-mm-x-80-mm-skf-nnu-4944-bk-spw33-super-precision-cylindrical-roller-bearings.jpg)
![150 mm x 210 mm x 60 mm skf NNU 4930 B/SPW33 Super-precision cylindrical roller bearings](https://m.voiture-de-course.com/uploaded_images/d2047751-150-mm-x-210-mm-x-60-mm-skf-nnu-4930-b-spw33-super-precision-cylindrical-roller-bearings.jpg)
![105 mm x 145 mm x 40 mm skf NNU 4921 BK/SPW33 Super-precision cylindrical roller bearings](https://m.voiture-de-course.com/uploaded_images/d2049617-105-mm-x-145-mm-x-40-mm-skf-nnu-4921-bk-spw33-super-precision-cylindrical-roller-bearings.jpg)