Basic size of mm

d	55
D	100
B	21

The basic rated load is kN

trends C	79.3
static state Co	76.5

Fatigue load limit Pu	3.2

Rated rotation speed is r/min

Refer to the speed	7000
limit speed	11000

Mass kg	0.77

model

Bearing belt positioning groove	QJ211N2MA
No positioning slot	QJ211MA

Dimensions are mm

d	55
d1 ～	70.3
D1 ～	84.7
r1,2 min	1.5
a	54

Positioning of the slot size mm

b	6.5
h	5
ro	0.5

Shoulder gear and chamfer size mm

da min	64
Da max	91
ra max	1.5