Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 32220JR

Specifications
(Boundary dimensions ...etc)

d(mm)100
D(mm)180
T(mm)49
B(mm)46
C(mm)39
r(min.)(mm)3
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)435
Basic load ratings : C0r(kN)495
Fatigue load limit : Cu(kN)63.9
Limiting speeds(Grease lub.)(min-1)2100
Limiting speeds(Oil lub.)(min-1)2800
Load center spread : a(mm)42.1
Constant e()0.42
Axial load factors : Y1()1.43
Axial load factors : Y0()0.79

Mounting dimensions

da(min.)(mm)114
db(max.)(mm)114
Da(max.)(mm)168
Da(min.)(mm)154
Db(min.)(mm)171
Sa(min.)(mm)5
Sb(min.)(mm)10
ra(max.)(mm)2.5
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 5.21
JTEKT

2025/06/01