Basic size of mm

d	260
D	400
B	104

The basic rated load is kN

trends C	1760
static state Co	2850

Fatigue load limit Pu	232

Rated rotation speed is r/min

Refer to the speed	1300
limit speed	1800

quality	46

model

Bearing cylindrical hole	*C3052
conical bore	*C3052K2)

Dimensions are mm

d	260
d2 ～	305
D1 ～	367
r1,2 min	4
s11) ～	19.3
s21) ～	-

Shoulder gear and chamfer size mm

da min	275
da max	325
Da min	350
Da max	385
Ca2) max	3.4
ra max	3

Calculation coefficient

k1	0.122
k2	0.096