Basic size of mm

d1	50
D	120
B	43

The basic rated load is kN

trends C	270
static state Co	280

Fatigue load limit Pu	30

Rated rotation speed is r/min

Refer to the speed	4300
limit speed	5600

Mass bearing + return sleeve	2.7

model

bearing	*22311EK
withdrawal sleeve	AHX2311

Dimensions are mm

d1	50
d2 ～	70.1
D1 ～	102
B1	54
B21)	57
G	M60×2
G1	10
b	5.5
k	3
r1,2 min	2

Shoulder gear and chamfer size mm

da max	66
Da max	109
ra max	2

Calculation coefficient

e	0.35
Y1	1.9
Y2	2.9
Yo	1.8