Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 32944JR

Specifications
(Boundary dimensions ...etc)

d(mm)220
D(mm)300
T(mm)51
B(mm)51
C(mm)39
r(min.)(mm)3
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)621
Basic load ratings : C0r(kN)1010
Fatigue load limit : Cu(kN)112
Limiting speeds(Grease lub.)(min-1)1000
Limiting speeds(Oil lub.)(min-1)1400
Load center spread : a(mm)58.6
Constant e()0.43
Axial load factors : Y1()1.41
Axial load factors : Y0()0.78

Mounting dimensions

da(min.)(mm)234
db(max.)(mm)234
Da(max.)(mm)288
Da(min.)(mm)275
Db(min.)(mm)290
Sa(min.)(mm)9
Sb(min.)(mm)12
ra(max.)(mm)2.5
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 10.1
JTEKT

2025/06/01