— Fitting effort

— Resisting torque in operation

— Axial clearance of bearing

— Bearing stiffness

— Bearing static pressure test

— Fatigue test

— Maximum side acceleration test

— Rotation bending test

— Test under transversal load 0.8G

— Test at high temperature

— Test with variable transverse acceleration

— Mud & Slurry test

— Resistance to fluid

— Noise test

— Test of transport marking

— Dynamic unbalancing test

— Oil leakage test

— Grease leakage test

— ABS ring push out force

— Inner ring separation force

— Extreme preload test