Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 33208JR

Specifications
(Boundary dimensions ...etc)

d(mm)40
D(mm)80
T(mm)32
B(mm)32
C(mm)25
r(min.)(mm)1.5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)135
Basic load ratings : C0r(kN)139
Fatigue load limit : Cu(kN)20.8
Limiting speeds(Grease lub.)(min-1)5000
Limiting speeds(Oil lub.)(min-1)6700
Load center spread : a(mm)20.7
Constant e()0.36
Axial load factors : Y1()1.68
Axial load factors : Y0()0.92

Mounting dimensions

da(min.)(mm)48.5
db(max.)(mm)47
Da(max.)(mm)71.5
Da(min.)(mm)67
Db(min.)(mm)76
Sa(min.)(mm)5
Sb(min.)(mm)7
ra(max.)(mm)1.5
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 0.758
JTEKT

2025/05/23