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25-year production experience

d:
D:
B:
7300 Series

7300 Series

Dimension and Parameters

Bearing Numbers
Single row :7320B
DB :7320DB
DF :7320DF
DT :7320DT
Principal dimensions(mm)
d :100
D :215
B :47
r(min) :3
r1(min) :1.1
Basic load ratings(N)
Cr :190000
Cor :178000
Basic load ratings(kgf)
Cr :19400
Cor :18100
Value
fo :14.5
Limiting Speed (rpm)
Grease :2400
Oil :3400
Distance of action point(mm)
a :89.6
Abutment and fillet dimensions
da(min) :114
Da(max) :201
ra(max) :2.5
Weight
(kg) :7.43
Basic load ratings(duplex bearing) (N)
Cr :310000
Cor :355000
Basic load ratings(duplex bearing) (kgf)
Cr :31500
Cor :36000
Limiting Speed(duplex bearing) (rpm)
Grease :2000
Oil :2800
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :179.2
face-to-face arrangement :85.2
Installation dimensions(duplex bearing)
db(min) :107
Db(max) :208
rb(max) :1