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


Bearing No. 32918JR

Specification data (main dimensions, etc.)

d(mm)90
D(mm)125
T(mm)23
B(mm)23
C(mm)18
r(min.)(mm)1.5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)126
Basic load ratings : C0r(kN)175
Fatigue load limit : Cu(kN)26.2
Limiting speeds(Grease lub.)(min-1)2800
Limiting speeds(Oil lub.)(min-1)3700
Load center spread : a(mm)22.3
Constant e0.34
Axial load factors : Y11.75
Axial load factors : Y00.96

Mounting dimensions,weight (reference)

da(min.)(mm)98.5 mm
db(max.)(mm)97 mm
Da(max.)(mm)116.5 mm
da(min.)(mm)114 mm
db(min.)(mm)120 mm
Sa(min.)(mm)5 mm
Sb(min.)(mm)5 mm
ra(max.)(mm)1.5 mm
rb(max.)(mm)1.5 mm
Mass(Refer.)(kg)0.834 kg
JTEKT

2026/07/27