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

Bearing No. 6306 2RD

Specifications
(Boundary dimensions ...etc)

d(mm)30
D(mm)72
B(mm)19
r(min.)(mm)1.1
Basic load ratings : Cr(kN)33.3
Basic load ratings : C0r(kN)15.0
Fatigue load limit : Cu(kN)1.15
factor : f0()13.3
Limiting speeds(Grease lub.)(min-1)8600
Limiting speeds(Oil lub.)(min-1)

Mounting dimensions

da(min.)(mm)36.5
da(max.)(mm)40
Da(max.)(mm)65.5
ra(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.346
JTEKT

2025/05/10