Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 32024JR

Specifications
(Boundary dimensions ...etc)

d(mm)120
D(mm)180
T(mm)38
B(mm)38
C(mm)29
r(min.)(mm)2.5
r1(min.)(mm)2
Basic load ratings : Cr(kN)325
Basic load ratings : C0r(kN)427
Fatigue load limit : Cu(kN)60.0
Limiting speeds(Grease lub.)(min-1)2000
Limiting speeds(Oil lub.)(min-1)2600
Load center spread : a(mm)38.8
Constant e()0.46
Axial load factors : Y1()1.31
Axial load factors : Y0()0.72

Mounting dimensions

da(min.)(mm)132
db(max.)(mm)131
Da(max.)(mm)170
Da(min.)(mm)161
Db(min.)(mm)173
Sa(min.)(mm)7
Sb(min.)(mm)9
ra(max.)(mm)2
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 3.34
JTEKT

2025/06/01