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


Bearing No. 32930JR

Specification data (main dimensions, etc.)

d(mm)150
D(mm)210
T(mm)38
B(mm)38
C(mm)30
r(min.)(mm)2.5
r1(min.)(mm)2
Basic load ratings : Cr(kN)358
Basic load ratings : C0r(kN)536
Fatigue load limit : Cu(kN)72.1
Limiting speeds(Grease lub.)(min-1)1600
Limiting speeds(Oil lub.)(min-1)2100
Load center spread : a(mm)36.1
Constant e0.33
Axial load factors : Y11.83
Axial load factors : Y01.01

Mounting dimensions,weight (reference)

da(min.)(mm)162 mm
db(max.)(mm)163 mm
Da(max.)(mm)200 mm
da(min.)(mm)194 mm
db(min.)(mm)202 mm
Sa(min.)(mm)7 mm
Sb(min.)(mm)8 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)3.96 kg
JTEKT

2026/08/07