Basic size of mm

d	105
D	190
B	36

The basic rated load is kN

trends C	140
static state Co	104

Fatigue load limit Pu	3.65

Rated rotation speed is r/min

Refer to the speed	-
Limit speed 1)	2200

Mass kg	3.7

model

Both sides are sealed	*6221-2RS1
One side is sealed	*6221-RS1

Dimensions are mm

d	105
d1 ～	-
d2 ～	125
D2 ～	167
r1,2 min	2.1

Shoulder gear and chamfer size mm

da min	117
Da max	124
Da max	178
ra max	2

Calculation coefficient

kr	0.025
fo	14