Basic size of mm

d	6
D	13
B	5

The basic rated load is kN

trends C	0.741
static state Co	0.335

Fatigue load limit Pu	0.015

Rated rotation speed is r/min

Refer to the speed	110000
limit speed	53000

Mass kg	0.0027
model	W628/6-2Z

Dimensions are mm

d	6
d1 ～	7.4
D1 ～	11.7
r1,2 min	0.15

Shoulder gear and chamfer size mm

da min	6.8
Da max	11.2
ra max	0.1

Calculation coefficient

kr	0.015
fo	11