Basic size of mm

d1	70
D	160
B	37

The basic rated load is kN

trends C	285
static state Co	325

Fatigue load limit Pu	34.5

Rated rotation speed is r/min

Refer to the speed	4000
limit speed	5600

Mass bearing + return sleeve	4.15

model

bearing	*21315EK
withdrawal sleeve	AH315G

Dimensions are mm

d1	70
d2 ～	101
D1 ～	133
B1	45
B21)	49
G	M80×2
G1	8
b	5.5
k	3
r1,2 min	2.1

Shoulder gear and chamfer size mm

da max	87
Da max	148
ra max	2

Calculation coefficient

e	0.22
Y1	3
Y2	4.6
Yo	2.8