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


Bearing No. 30332JR

Specification data (main dimensions, etc.)

d(mm)160
D(mm)340
T(mm)75
B(mm)68
C(mm)58
r(min.)(mm)5
r1(min.)(mm)4
Basic load ratings : Cr(kN)1170
Basic load ratings : C0r(kN)1220
Fatigue load limit : Cu(kN)142
Limiting speeds(Grease lub.)(min-1)1100
Limiting speeds(Oil lub.)(min-1)1400
Load center spread : a(mm)63.3
Constant e0.35
Axial load factors : Y11.74
Axial load factors : Y00.96

Mounting dimensions,weight (reference)

da(min.)(mm)182 mm
db(max.)(mm)205 mm
Da(max.)(mm)322 mm
da(min.)(mm)289 mm
db(min.)(mm)310 mm
Sa(min.)(mm)12 mm
Sb(min.)(mm)17 mm
ra(max.)(mm)4 mm
rb(max.)(mm)3 mm
Mass(Refer.)(kg)31.8 kg
JTEKT

2026/08/07