Basic size of mm

d	140
D	200
H1	55

The basic rated load is kN

trends C	190
static state Co	620

Fatigue load limit, Pu	17.6
The min load factor, A	2

Rated rotation speed is r/min

Refer to the speed	1400
limit speed	1900

Mass bearing + seat ring	5.45

model

bearing	53228
Seat washer	U228

Dimensions are mm

d	140
d1 ～	197
D1 ～	143
D2	170
D3	210
H	48.6
C	17
R	160
s	87
r1,2 min	1.5

Shoulder gear and chamfer size mm

da min	176
Da max	170
ra max	1.5