Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 32005JR

Specifications
(Boundary dimensions ...etc)

d(mm)25
D(mm)47
T(mm)15
B(mm)15
C(mm)11.5
r(min.)(mm)0.6
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)37.8
Basic load ratings : C0r(kN)37.7
Fatigue load limit : Cu(kN)5.20
Limiting speeds(Grease lub.)(min-1)8300
Limiting speeds(Oil lub.)(min-1)11000
Load center spread : a(mm)11.8
Constant e()0.43
Axial load factors : Y1()1.39
Axial load factors : Y0()0.77

Mounting dimensions

da(min.)(mm)29.5
db(max.)(mm)30
Da(max.)(mm)42.5
Da(min.)(mm)40
Db(min.)(mm)44
Sa(min.)(mm)3
Sb(min.)(mm)3.5
ra(max.)(mm)0.6
rb(max.)(mm)0.6

Refer.

(Refer.)Mass(kg) 0.118
JTEKT

2025/07/16