outline dimension (mm)

d	170
D	240
T	55
T3	58.7
T4	65
γ (min)	1.5

specified load (N)

Ca	280000
C0a	915000

Rated load load {kgf}

Ca	28500
C0a	93000

Rated speed min ^-1

Fat lubrication	850
oiling	1300

bearing symbol

Flat base is ring type	51234X
Heart ball seat	53234X
Serical seat circle	53234XU

size (mm)

d1	237
D1	173
D2	200
D3	250
b	21.5
A	91
R	180

installation size (mm)

da （min）	212
da (max)	198
γa (max)	1.5

Weight (kg) (reference)

Flat base is ring type	7.41
Heart ball face type	8.21
Serical seat circle	10.5