Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series


Bearing No. 33014JR

Specification data (main dimensions, etc.)

d(mm)70
D(mm)110
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)168
Basic load ratings : C0r(kN)208
Fatigue load limit : Cu(kN)32.3
Limiting speeds(Grease lub.)(min-1)3300
Limiting speeds(Oil lub.)(min-1)4400
Load center spread : a(mm)22.1
Constant e0.28
Axial load factors : Y12.11
Axial load factors : Y01.16

Mounting dimensions,weight (reference)

da(min.)(mm)78.5 mm
db(max.)(mm)78 mm
Da(max.)(mm)101.5 mm
da(min.)(mm)99 mm
db(min.)(mm)105 mm
Sa(min.)(mm)5 mm
Sb(min.)(mm)5.5 mm
ra(max.)(mm)1.5 mm
rb(max.)(mm)1.5 mm
Mass(Refer.)(kg)1.09 kg
JTEKT

2026/07/05