Basic size of mm

d	4
D	16
B	5

The basic rated load is kN

trends C	1.11
static state Co	0.38

Fatigue load limit Pu	0.016

Rated rotation speed is r/min

Refer to the speed	95000
Limit speed 1)	48000

Mass kg	0.0054

model

Both sides are sealed	634-2RZ
One side is sealed	634-RZ

Dimensions are mm

d	4
d1 ～	8.4
d2 ～	-
D2 ～	13.3
r1,2 min	0.3

Shoulder gear and chamfer size mm

da min	6.4
Da max	-
Da max	13.6
ra max	0.3

Calculation coefficient

kr	0.03
fo	8.4