Basic size of mm

d	10
D	19
B	7

The basic rated load is kN

trends C	1.14
static state Co	0.57

Fatigue load limit Pu	0.025

Rated rotation speed is r/min

Refer to the speed	80000
limit speed	38000

Mass kg	0.0074
model	W63800-2Z

Dimensions are mm

d	10
d1 ～	11.8
D1 ～	17.2
r1,2 min	0.3

Shoulder gear and chamfer size mm

da min	11.8
Da max	17
ra max	0.3

Calculation coefficient

kr	0.015
fo	9.4