Basic size of mm

d	4
D	13
B	5

The basic rated load is kN

trends C	0.793
static state Co	0.28

Fatigue load limit Pu	0.012

Rated rotation speed is r/min

Refer to the speed	110000
limit speed	53000

Mass kg	0.0031
model	W624-2Z

Dimensions are mm

d	4
d1 ～	6
D1 ～	11.4
r1,2 min	0.2

Shoulder gear and chamfer size mm

da min	5.8
Da max	11.2
ra max	0.2

Calculation coefficient

kr	0.025
fo	7.7