Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 323/22R

Specifications
(Boundary dimensions ...etc)

d(mm)22
D(mm)56
T(mm)22.25
B(mm)21
C(mm)18
r(min.)(mm)1.5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)63.3
Basic load ratings : C0r(kN)52.7
Fatigue load limit : Cu(kN)7.70
Limiting speeds(Grease lub.)(min-1)7600
Limiting speeds(Oil lub.)(min-1)10000
Load center spread : a(mm)14.6
Constant e()0.31
Axial load factors : Y1()1.97
Axial load factors : Y0()1.08

Mounting dimensions

da(min.)(mm)30.5
db(max.)(mm)31
Da(max.)(mm)47.5
Da(min.)(mm)46
Db(min.)(mm)51
Sa(min.)(mm)3
Sb(min.)(mm)4
ra(max.)(mm)1.5
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 0.273
JTEKT

2025/06/11