Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 33118JR

Specifications
(Boundary dimensions ...etc)

d(mm)90
D(mm)150
T(mm)45
B(mm)45
C(mm)35
r(min.)(mm)2.5
r1(min.)(mm)2
Basic load ratings : Cr(kN)324
Basic load ratings : C0r(kN)413
Fatigue load limit : Cu(kN)61.1
Limiting speeds(Grease lub.)(min-1)2500
Limiting speeds(Oil lub.)(min-1)3300
Load center spread : a(mm)35.4
Constant e()0.40
Axial load factors : Y1()1.51
Axial load factors : Y0()0.83

Mounting dimensions

da(min.)(mm)102
db(max.)(mm)100
Da(max.)(mm)140
Da(min.)(mm)130
Db(min.)(mm)144
Sa(min.)(mm)7
Sb(min.)(mm)10
ra(max.)(mm)2
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 3.13
JTEKT

2025/06/01