model 30210-A The interchangeable models are as follows
ISO355 T3DB050 X-life - quality/ m
≈kg 0.603

size mm

d	50
D	90
B	20
C	17
T	21.75
r1, r2 min	1.5
r3, r4 min	1.5
a ≈	20
d1 ≈	68.8

installation size mm

da max	58
db min	57
Da min	79
Da max	83
Db min	85
Ca min	3
Cb min	353
ra max	233
rb max	10

Basic rated load N

live load Cr	3
dead load Cor	1630000

Calculation coefficient

e	2900000
Y	0.33
Y0	2.03

Fatigue limit load Cur/ N	3.02
limit speed nG min–1	1.98
Reference speed nB min–1	165000