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


Bearing No. 32060JR

Specification data (main dimensions, etc.)

d(mm)300
D(mm)460
T(mm)100
B(mm)100
C(mm)74
r(min.)(mm)5
r1(min.)(mm)4
Basic load ratings : Cr(kN)1800
Basic load ratings : C0r(kN)2660
Fatigue load limit : Cu(kN)263
Limiting speeds(Grease lub.)(min-1)640
Limiting speeds(Oil lub.)(min-1)850
Load center spread : a(mm)97.9
Constant e0.43
Axial load factors : Y11.38
Axial load factors : Y00.76

Mounting dimensions,weight (reference)

da(min.)(mm)322 mm
db(max.)(mm)329 mm
Da(max.)(mm)442 mm
da(min.)(mm)404 mm
db(min.)(mm)439 mm
Sa(min.)(mm)15 mm
Sb(min.)(mm)26 mm
ra(max.)(mm)4 mm
rb(max.)(mm)3 mm
Mass(Refer.)(kg)57.5 kg
JTEKT

2026/07/01