Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Single-row
  • Shielded/sealed type
  • Non-contact sealed
>

Bearing No. 6309 2RU

Specifications
(Boundary dimensions ...etc)

d(mm)45
D(mm)100
B(mm)25
r(min.)(mm)1.5
Basic load ratings : Cr(kN)61.1
Basic load ratings : C0r(kN)29.5
Fatigue load limit : Cu(kN)2.25
factor : f0()13.3
Limiting speeds(Grease lub.)(min-1)6800
Limiting speeds(Oil lub.)(min-1)

Mounting dimensions

da(min.)(mm)53
da(max.)(mm)59.5
Da(max.)(mm)92
ra(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 0.833
JTEKT

2025/05/10