Types NU, N, NNU, and NN are suitable as free-end bearings. Types NJ and .. (Not applicable to bearing numbers with an EM, EW, or ET suffix.).
Cylindrical roller bearings, double row, super-precision. Calculation. CAD model Designation bearing: Design: (all)(all) . NNU 4920 BK/SPW33 · 100 · 140.
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
Manufacturers of Ball and Roller Bearings Since 1963 We manufacture ball and roller bearings of every type and almost any size. People . NNU-4900. 32.