model 31316 The interchangeable models are as follows
ISO355 T7GB080 X-life - quality/ m
≈kg 4.19

size mm

d	80
D	170
B	39
C	27
T	42.5
r1, r2 min	3
r3, r4 min	2.5
a ≈	53
d1 ≈	122.4

installation size mm

da max	97
db min	92
Da min	134
Da max	158
Db min	159
Ca min	6
Cb min	4
ra max	3100000
rb max	7650000

Basic rated load N

live load Cr	0.17
dead load Cor	3.95

Calculation coefficient

e	5.88
Y	3.86
Y0	570000

Fatigue limit load Cur/ N	600
limit speed nG min–1	465
Reference speed nB min–1