There are different types designated as NU, NJ, NUP, N, NF (for single-row bearings), NNU, and NN (for double-row bearings depending on the design or
Timken's Type NNU and NN double row cylindrical bearings are custom-designed to carry heavy radial loads.
Shanghai Sound Bearing Technology Co.,Ltd. is the largest bearing importer and exporter of China, and it is designated supplier of bearing supporting for many
Cylindrical roller bearings, double row, super-precision. Tolerances: SP, UP, SP and UP for 1:12 tapered bore, Chamfer dimensions · Radial internal clearance: