Basic size of mm

d	45
D	90
B	20

The basic rated load is kN

trends C	26.5
static state Co	9.15

Fatigue load limit Pu	0.48

Rated rotation speed is r/min

Refer to the speed	16000
limit speed	10000

Mass bearing + tightening sleeve	0.77

model

bearing	1210EKTN9
tapered adapter-sleeve	H210

Dimensions are mm

d1	45
d3	70
D1 ～	79.5
B1	35
B2	12
r1,2 min	1.1

Shoulder gear and chamfer size mm

Da max	62
db min	53
Da max	83
Ba min	6
ra max	1

Calculation coefficient

e	0.21
Y1	3
Y2	4.6
Y0	3.2