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


Bearing No. 33214JR

Specification data (main dimensions, etc.)

d(mm)70
D(mm)125
T(mm)41
B(mm)41
C(mm)32
r(min.)(mm)2
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)258
Basic load ratings : C0r(kN)294
Fatigue load limit : Cu(kN)45.5
Limiting speeds(Grease lub.)(min-1)3100
Limiting speeds(Oil lub.)(min-1)4100
Load center spread : a(mm)31.2
Constant e0.41
Axial load factors : Y11.47
Axial load factors : Y00.81

Mounting dimensions,weight (reference)

da(min.)(mm)80 mm
db(max.)(mm)79 mm
Da(max.)(mm)116.5 mm
da(min.)(mm)107 mm
db(min.)(mm)120 mm
Sa(min.)(mm)7 mm
Sb(min.)(mm)9 mm
ra(max.)(mm)2 mm
rb(max.)(mm)1.5 mm
Mass(Refer.)(kg)2.16 kg
JTEKT

2026/07/11