Basic size of mm

d	5
D	13
B	4

The basic rated load is kN

trends C	0.741
static state Co	0.325

Fatigue load limit Pu	0.014

Rated rotation speed is r/min

Refer to the speed	110000
limit speed	53000

Mass kg	0.0025
model	W619/5-2Z

Dimensions are mm

d	5
d1 ～	6.6
D1 ～	11.2
r1,2 min	0.2

Shoulder gear and chamfer size mm

da min	6.4
Da max	11.6
ra max	0.2

Calculation coefficient

kr	0.02
fo	8.8