Basic size of mm

d	45
D	100
B	25

The basic rated load is kN

trends C	55.3
static state Co	31.5

Fatigue load limit Pu	1.34

Rated rotation speed is r/min

Refer to the speed	15000
Limit speed 1)	9500

Mass kg	0.83

model

Bearing belt stop slot	*6309N
Stop slot and stop ring	*6309NR
snap ring	SP100

Dimensions are mm

d	45
d1 ～	62.2
D1 ～	82.7
D3	96.8
D4	106.5
b	2.7
f	2.46
C	3.28
r1,2 min	1.5
r0 max	0.6

Shoulder gear and chamfer size mm

da min	54
Da max	91
db min	108
Ba min	3
Ca max	5.74
ra max	1.5

Calculation coefficient

kr	0.03
fo	13