Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 33114JR

Specifications
(Boundary dimensions ...etc)

d(mm)70
D(mm)120
T(mm)37
B(mm)37
C(mm)29
r(min.)(mm)2
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)227
Basic load ratings : C0r(kN)266
Fatigue load limit : Cu(kN)41.2
Limiting speeds(Grease lub.)(min-1)3100
Limiting speeds(Oil lub.)(min-1)4200
Load center spread : a(mm)28.0
Constant e()0.38
Axial load factors : Y1()1.58
Axial load factors : Y0()0.87

Mounting dimensions

da(min.)(mm)80
db(max.)(mm)79
Da(max.)(mm)110
Da(min.)(mm)104
Db(min.)(mm)115
Sa(min.)(mm)6
Sb(min.)(mm)8
ra(max.)(mm)2
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 1.71
JTEKT

2025/06/01