outline dimension (mm)

d	110
D	160
T	38
T3	40.2
T4	45
γ (min)	1.1

specified load (N)

Ca	136000
C0a	395000

Rated load load {kgf}

Ca	13900
C0a	40000

Rated speed min ^-1

Fat lubrication	1300
oiling	1900

bearing symbol

Flat base is ring type	51222
Heart ball seat	53222
Serical seat circle	53222U

size (mm)

d1	160
D1	113
D2	135
D3	165
b	14
A	65
R	125

installation size (mm)

da （min）	140
da (max)	130
γa (max)	1

Weight (kg) (reference)

Flat base is ring type	2.42
Heart ball face type	2.65
Serical seat circle	3.2