Basic size of mm

d1	170
D	260
B	52

The basic rated load is kN

trends C	414
static state Co	800

Fatigue load limit Pu	76.5

Rated rotation speed is r/min

Refer to the speed	2200
limit speed	2600

Mass bearing + tightening sleeve	14.5

model

bearing	23938CCK/W33
tapered adapter-sleeve	H3938

Dimensions are mm

d1	170
d2 ～	209
d3	220
D1 ～	240
B1	89
B2	30.5
b	5.5
k	3
r1,2 min	2

Shoulder gear and chamfer size mm

da max	209
db min	198
Da max	251
Ba min	10
ra max	2

Calculation coefficient

e	0.16
Y1	4.2
Y2	6.3
Yo	4