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


Bearing No. 32934JR

Specification data (main dimensions, etc.)

d(mm)170
D(mm)230
T(mm)38
B(mm)38
C(mm)30
r(min.)(mm)2.5
r1(min.)(mm)2
Basic load ratings : Cr(kN)370
Basic load ratings : C0r(kN)606
Fatigue load limit : Cu(kN)78.8
Limiting speeds(Grease lub.)(min-1)1400
Limiting speeds(Oil lub.)(min-1)1900
Load center spread : a(mm)42.0
Constant e0.38
Axial load factors : Y11.57
Axial load factors : Y00.86

Mounting dimensions,weight (reference)

da(min.)(mm)182 mm
db(max.)(mm)183 mm
Da(max.)(mm)220 mm
da(min.)(mm)213 mm
db(min.)(mm)222 mm
Sa(min.)(mm)7 mm
Sb(min.)(mm)8 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)4.49 kg
JTEKT

2026/07/06