Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 33015JR

Specifications
(Boundary dimensions ...etc)

d(mm)75
D(mm)115
T(mm)31
B(mm)31
C(mm)25.5
r(min.)(mm)1.5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)177
Basic load ratings : C0r(kN)225
Fatigue load limit : Cu(kN)35.0
Limiting speeds(Grease lub.)(min-1)3200
Limiting speeds(Oil lub.)(min-1)4200
Load center spread : a(mm)22.9
Constant e()0.30
Axial load factors : Y1()2.01
Axial load factors : Y0()1.11

Mounting dimensions

da(min.)(mm)83.5
db(max.)(mm)83
Da(max.)(mm)106.5
Da(min.)(mm)104
Db(min.)(mm)110
Sa(min.)(mm)6
Sb(min.)(mm)5.5
ra(max.)(mm)1.5
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 1.16
JTEKT

2025/06/01