outline dimension (mm)

d2	120
d	140
D	200
T1	81
T5	86.2
T7	99
γ (min)	1.5
γ1(min）	1.1

specified load (N)

Ca	186000
C0a	575000

Rated load load {kgf}

Ca	18900
C0a	59000

Limit speed min ^-1

Fat lubrication	1000
oiling	1500

bearing symbol

Flat base is ring type	52228X
Heart ball face type	54228X
Serical seat circle	54228XU

size (mm)

d3	199.5
D1	143
D2	170
D3	210
T2	49.5
T6	52.1
T8	58.5
B	18
b	17
A1	83.5
R	160

installation size (mm)

da (max)	170
γa (max)	1.5
γb (max)	1

Weight (kg) (Ref.)

Flat base is ring type	8.01
Heart ball face type	8.87
Serical seat circle	11.2