Basic size of mm

d	45
D	85
B	19

The basic rated load is kN

trends C	27.6
static state Co	19.6

Fatigue load limit Pu	0.865

Rated rotation speed is r/min

Refer to the speed	17000
limit speed	8500

Mass kg	0.41
model	W6209-2Z

Dimensions are mm

d	45
d1 ～	56.6
D1 ～	74.5
r1,2 min	1.1

Shoulder gear and chamfer size mm

da min	52
Da max	78
ra max	1

Calculation coefficient

kr	0.025
fo	14