Table 1.

Bearing information for verification.

Contents	Parameters
Bearing outer diameter	52 mm
Bearing inner diameter	25 mm
Bearing width	15 mm
Bearing roller diameter	7 mm
The number of the rollers	11
Contact angle	0 rad
Outer-race defect	0.3 × 0.25 mm (width × depth); Early stage
Inner-race defect	0.3 × 0.25 mm (width × depth); Early stage
Rolling element defect	0.3 × 0.25 mm (width × depth); Early stage