Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 32038JR

Specifications
(Boundary dimensions ...etc)

d(mm)190
D(mm)290
T(mm)64
B(mm)64
C(mm)48
r(min.)(mm)3
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)823
Basic load ratings : C0r(kN)1170
Fatigue load limit : Cu(kN)131
Limiting speeds(Grease lub.)(min-1)1100
Limiting speeds(Oil lub.)(min-1)1500
Load center spread : a(mm)62.9
Constant e()0.44
Axial load factors : Y1()1.36
Axial load factors : Y0()0.75

Mounting dimensions

da(min.)(mm)204
db(max.)(mm)209
Da(max.)(mm)278
Da(min.)(mm)257
Db(min.)(mm)279
Sa(min.)(mm)10
Sb(min.)(mm)16
ra(max.)(mm)2.5
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 14.7
JTEKT

2025/06/01