Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Adapter assembles
>

Bearing No. 21309RZK+H309X

Specifications
(Boundary dimensions ...etc)

d1(mm)40
B1(mm)39
d2(mm)65
B2(mm)11
B3(mm)-
d(mm)45
D(mm)100
B(mm)25
r(min.)(mm)1.5
Basic load ratings : Cr(kN)132
Basic load ratings : C0r(kN)124
Limiting speeds(Grease lub.)(min-1)5000
Limiting speeds(Oil lub.)(min-1)6700
Constant e()0.26
Axial load factors : Y1()2.62
Axial load factors : Y2()3.90
Axial load factors : Y0()2.56

Mounting dimensions

A(min.)(mm)17
K(min.)(mm)72
de(min.)(mm)49
b(min.)(mm)5

Refer.

(Refer.)Mass(kg) 1.31
JTEKT

2025/06/01