Cylindrical roller bearings are linear contact bearings with raceways. Cylindrical bearings are great at dealing with radial loads and operating at high speed.
Prefix identifiers for the single rows areNU, NJ, NUP, N, NF. The double row prefix identifiers are NNU, and NN.
Cylindrical roller bearingscan be supplied without ribs to facilitateaxial movement relative tothe inner and outer rings.
These bearings are available with Brass, Pressed Steel or polyamide cages
Cylindrical Roller Bearings are classified into the following types with allowancefor rib variants:
NU, N, NNU, and NN-Free End Bearings
NJ and NF small axial load
NH and NUP -Fixed end bearings.