Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Spherical roller bearings
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Bearing No. 21320RH

Specifications
(Boundary dimensions ...etc)

d(mm)100
D(mm)215
B(mm)47
r(min.)(mm)3
Basic load ratings : Cr(kN)519
Basic load ratings : C0r(kN)524
Fatigue load limit : Cu(kN)40.2
Limiting speeds(Grease lub.)(min-1)2200
Limiting speeds(Oil lub.)(min-1)3000
Constant e()0.22
Axial load factors : Y1()3.02
Axial load factors : Y2()4.49
Axial load factors : Y0()2.95

Mounting dimensions

da(min.)(mm)114
da(max.)(mm)
Da(max.)(mm)201
Da(min.)(mm)
ra(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 8.79
JTEKT

2025/06/01