Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Double-row
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Bearing No. 4310

Specifications
(Boundary dimensions ...etc)

d(mm)50
D(mm)110
B(mm)40
r(min.)(mm)2
Basic load ratings : Cr(kN)88.0
Basic load ratings : C0r(kN)77.7
Fatigue load limit : Cu(kN)5.25
factor : f0()14.2
Limiting speeds(Grease lub.)(min-1)3700
Limiting speeds(Oil lub.)(min-1)5000

Mounting dimensions

Da(max.)(mm)101
ra(max.)(mm)2

Refer.

(Refer.)Mass(kg) 1.80
JTEKT

2025/05/09