Basic size of mm

d	190
D	320
B	128

The basic rated load is kN

trends C	2040
static state Co	3150

Fatigue load limit Pu	275

Rated rotation speed is r/min

Refer to the speed	-
limit speed	130

quality	43

model

Bearing cylindrical hole	*C4138V1)
conical bore	*C4138K30V

Dimensions are mm

d	190
d2 ～	222
D1 ～	284
r1,2 min	3
s11) ～	20
s21) ～	10.1

Shoulder gear and chamfer size mm

da min	204
da max	220
Da min	-
Da max	306
Ca2) max	-
ra max	2.5

Calculation coefficient

k1	0.094
k2	0.111