Basic size of mm

d	80
D	160
B	40

The basic rated load is kN

trends C	70.2
static state Co	28.5

Fatigue load limit Pu	1.32

Rated rotation speed is r/min

Refer to the speed	7500
limit speed	5300

Mass bearing + tightening sleeve	5.5

model

bearing	2218K
tapered adapter-sleeve	H318

Dimensions are mm

d1	80
d3	120
D1 ～	142
B1	65
B2	18
r1,2 min	2

Shoulder gear and chamfer size mm

Da max	112
db min	96
Da max	149
Ba min	11
ra max	2

Calculation coefficient

e	0.27
Y1	2.3
Y2	3.6
Y0	2.5