1. Product Overview NU2205-EM is single row NU-type separable cylindrical roller bearing, dimension 25×52×18mm. E represents optimized logarithmic roller profile for boosted dynamic & static load capacity; EM stands for solid machined brass cage with high impact resistance. Double ribs on outer ring, rib-free inner ring enables free bidirectional axial floating to absorb thermal elongation of long shafts. Separable inner and outer rings simplify mounting and disassembly. Open