Basic size of mm

d	45
D	73
H	20

The basic rated load is kN

trends C	86.5
static state Co	270

Fatigue load limit, Pu	28
The min load factor, A	0.0058

Rated rotation speed is r/min

Refer to the speed	1800
limit speed	3600

quality kg	0.29
model	81209TN

Dimensions are mm

d	45
d1 ～	73
D1 ～	47
B	5.5
Dw	9
r1,2 min	1

Shoulder gear and chamfer size mm

da min	70
Da max	48
ra max	1

Each component model

Cylinder roller-holder assembly	K81209TN
blowout patch	WS81209
race	GS81209