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


Bearing No. 32915JR

Specification data (main dimensions, etc.)

d(mm)75
D(mm)105
T(mm)20
B(mm)20
C(mm)16
r(min.)(mm)1
r1(min.)(mm)1
Basic load ratings : Cr(kN)92.2
Basic load ratings : C0r(kN)123
Fatigue load limit : Cu(kN)18.4
Limiting speeds(Grease lub.)(min-1)3300
Limiting speeds(Oil lub.)(min-1)4400
Load center spread : a(mm)18.9
Constant e0.33
Axial load factors : Y11.80
Axial load factors : Y00.99

Mounting dimensions,weight (reference)

da(min.)(mm)80.5 mm
db(max.)(mm)81 mm
Da(max.)(mm)99.5 mm
da(min.)(mm)96 mm
db(min.)(mm)101 mm
Sa(min.)(mm)4 mm
Sb(min.)(mm)4 mm
ra(max.)(mm)1 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)0.526 kg
JTEKT

2026/07/28