Basic size of mm

d	300
D	500
B	160

The basic rated load is kN

trends C	3250
static state Co	5200

Fatigue load limit Pu	400

Rated rotation speed is r/min

Refer to the speed	1000
limit speed	1300

quality	120

model

Bearing cylindrical hole	*C3160
conical bore	*C3160K2)

Dimensions are mm

d	300
d2 ～	362
D1 ～	448
r1,2 min	5
s11) ～	30.5
s21) ～	-

Shoulder gear and chamfer size mm

da min	320
da max	390
Da min	425
Da max	480
Ca2) max	4.9
ra max	4

Calculation coefficient

k1	0.106
k2	0.106