Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 33210JR

Specifications
(Boundary dimensions ...etc)

d(mm)50
D(mm)90
T(mm)32
B(mm)32
C(mm)24.5
r(min.)(mm)1.5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)150
Basic load ratings : C0r(kN)167
Fatigue load limit : Cu(kN)25.0
Limiting speeds(Grease lub.)(min-1)4300
Limiting speeds(Oil lub.)(min-1)5700
Load center spread : a(mm)23.1
Constant e()0.41
Axial load factors : Y1()1.45
Axial load factors : Y0()0.80

Mounting dimensions

da(min.)(mm)58.5
db(max.)(mm)57
Da(max.)(mm)81.5
Da(min.)(mm)77
Db(min.)(mm)86.5
Sa(min.)(mm)5
Sb(min.)(mm)7.5
ra(max.)(mm)1.5
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 0.887
JTEKT

2025/06/01