outline dimension (mm)

d	320
D	440
T	95
T3	100.5
T4	112
γ (min)	3

specified load (N)

Ca	585000
C0a	2680000

Rated load load {kgf}

Ca	59500
C0a	273000

Rated speed min ^-1

Fat lubrication	450
oiling	670

bearing symbol

Flat base is ring type	51264X
Heart ball seat	53264X
Serical seat circle	53264XU

size (mm)

d1	435
D1	325
D2	380
D3	450
b	36
A	157
R	320

installation size (mm)

da （min）	391
da (max)	369
γa (max)	2.5

Weight (kg) (reference)

Flat base is ring type	45
Heart ball face type	49.9
Serical seat circle	59.4