Spherical roller bearings 21308 E

Boundary dimensions (mm) Load ratings (KN) Limiting speeds (r/min) Mass (kg) Bearing NO. d D B Cr Cor Grease oil WSBC 40 90 23 104 108 7000 9500 0.75 21308 E E type spherical roller bearings is the most optimal reinforced structure design at present .It is made up of two rows symmetrical rollers and guide rings between floating through the two columns rollers,inner ring without ribs, two hardened stamping cage . The features is high dynamic load rating and longer working life