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Equivalent dynamic radial load
P = X.Fr + Y.Fa

Series

















e

Single or DT bearing arrangement

DB or DF arrangement

Fa / Fr ≤ e

Fa / Fr > e

Fa / Fr ≤ e

Fa / Fr > e


70

72

78

79

719

X

Y

X

Y

X

Y

X

Y

15°

0.178

0.38

1

0

0.44

1.47





1





1.65





0.72





2.39

0.357

0.4

1.4

1.57

2.28

0.714

0.43

1.3

1.46

2.11

1.07

0.46

1.23

1.38

2

1.43

0.47

1.19

1.34

1.93

2.14

0.5

1.12

1.26

1.82

3.57

0.55

1.02

1.14

1.66

5.35

0.56


1.12

1.63

7.14

0.56

1

1.12

1.63

25°



0.68

0.41

0.87

0.92

0.67

1.41

30°

0.8

0.39

0.76

0.78

0.63

1.24

Equivalent static radial load
Po = Xo.Fr + Yo.Fa

Series








Single or DT bearing arrangement

DB or DF arrangement

70

72

78

79

719

X0

Y0

X0

Y0

15°

0.5

0.46

1

0.92

25°

0.38

0.76

30°

0.33

0.66

For single or DT bearing arrangement :

If Po <Fr,  then use Po = Fr