It,s commonly separable and easy to mount and dismount. They can be divided into single row, double row and muti-row cylindrical roller bearings. The widely used bearings are cylindrical roller bearings with cage. There are single or double row bearings with a full complement of roller and other bearing arrangements. Cylindrical roller bearings have high radial load carrying capacity and are also suitable for high speeds.
Designs include:
Single row cylindrical roller bearings
Bearing series: N, NJ, NU, NUP
Double row cylindrical roller bearings
Bearing series: NN3000 NN4900, NNU4900
Four row cylindrical roller bearings
Bearing series: FC.FCD.FCDP
Chief uses: motor, machine tools, oil, rolling mill handling various types of machinery and transportation machinery industry.

Specification:      One Row Cylindrical Roller Bearing          Double Row Cylindrical Roller Bear      Four Row Cylindrical Roller Bearing