Research on a Numerical Calculation for Ball Bearings Based on a Finite Initial Value Search Method

Table 2

The parameters of the double-decker ball bearing.

Parameter	Value
	71901C	71905C
Diameter of ball (mm)	3	4.25
Initial contact angle (°)	15	15
Number of ball	17	21
Groove curvature coefficients of inner raceway	0.515	0.525
Groove curvature coefficients of outer raceway	0.515	0.525
Pitch diameter (mm)	18	33.5