Basic size of mm

d	45
D	85
B	23

The basic rated load is kN

trends C	106
static state Co	110

Fatigue load limit Pu	12.9

Rated rotation speed is r/min

Refer to the speed	-
limit speed	4300

quality	0.58

model

Bearing cylindrical hole	*C2209V
conical bore	*C2209KV

Dimensions are mm

d	45
d2 ～	55.6
D1 ～	73.1
r1,2 min	1.1
s11) ～	7.1
s21) ～	4.1

Shoulder gear and chamfer size mm

da min	52
da max	69
Da min	-
Da max	78
Ca2) max	-
ra max	1

Calculation coefficient

k1	0.095
k2	0.128