Basic size of mm

d1	55
D	110
B	28

The basic rated load is kN

trends C	166
static state Co	190

Fatigue load limit Pu	22.4

Rated rotation speed is r/min

Refer to the speed	-
limit speed	2800

Mass bearing + tightening sleeve	1.5

model

bearing	*C2212KV
tapered adapter-sleeve	H312

Dimensions are mm

d1	55
d2 ～	77.1
d3	80
D1 ～	97.9
B1	47
B2	13
r1,2 min	1.5
s11) ～	8.5
s21) ～	5.3

Shoulder gear and chamfer size mm

da max	91
db min	65
Da min	-
Da max	101
Ba min	9
Ca2) min	-
ra max	1.5

Calculation coefficient

k1	0.1
k2	0.123