Basic size of mm

d1	55
D	110
B	28

The basic rated load is kN

trends C	143
static state Co	156

Fatigue load limit Pu	18.3

Rated rotation speed is r/min

Refer to the speed	5600
limit speed	7500

Mass bearing + tightening sleeve	1.45

model

bearing	*C2212KTN9
tapered adapter-sleeve	H312E

Dimensions are mm

d1	55
d2 ～	77.1
d3	80
D1 ～	97.9
B1	47
B2	14
r1,2 min	1.5
s11) ～	8.5
s21) ～	-

Shoulder gear and chamfer size mm

da max	77
db min	65
Da min	95
Da max	101
Ba min	9
Ca2) min	0.3
ra max	1.5

Calculation coefficient

k1	0.1
k2	0.123