Basic size of mm

d	140
D	250
B	68

The basic rated load is kN

trends C	710
static state Co	900

Fatigue load limit Pu	86.5

Rated rotation speed is r/min

Refer to the speed	2400
limit speed	3200

quality	14

model

Column hole	*22228CC/W33
conical bore	*22228CCK/W33

Dimensions are mm

d	140
d2 ～	166
D1 ～	216
b	11.1
k	6
r1,2 min	3

Shoulder gear and chamfer size mm

da min	154
Da max	236
ra max	2.5

Calculation coefficient

e	0.26
Y1	2.6
Y2	3.9
Y0	2.5