Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Withdrawal sleeves
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Bearing No. 23988RK+AH3988

Specifications
(Boundary dimensions ...etc)

d1(mm)420
B1(mm)145
B2(mm)153
G(mm)Tr460X5
G1(mm)25
d(mm)440
D(mm)600
B(mm)118
r(min.)(mm)4
Basic load ratings : Cr(kN)2910
Basic load ratings : C0r(kN)5330
Limiting speeds(Grease lub.)(min-1)400
Limiting speeds(Oil lub.)(min-1)530
Constant e()0.18
Axial load factors : Y1()3.75
Axial load factors : Y2()5.58
Axial load factors : Y0()3.66

Mounting dimensions

Refer.

(Refer.)Mass(kg) 119
JTEKT

2025/06/01