Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. 33889/22

Specifications
(Boundary dimensions ...etc)

d(mm)50.800
D(mm)95.250
T(mm)27.783
B(mm)28.575
C(mm)22.225
r(min.)(mm)3.6
r1(min.)(mm)0.8
Basic load ratings : Cr(kN)135
Basic load ratings : C0r(kN)141
Fatigue load limit : Cu(kN)21.6
Limiting speeds(Grease lub.)(min-1)4100
Limiting speeds(Oil lub.)(min-1)5400
Load center spread : a(mm)20.4
Constant :e()0.33
Axial load factors : Y1()1.82
Axial load factors : Y0()1.00

Mounting dimensions

da(mm)64.0
db(mm)58.0
Da(mm)86.0
Db(mm)90.0
ra(max.)(mm)3.6
rb(max.)(mm)0.8

Refer.

(Refer.)Mass(kg) 0.871
JTEKT

2025/06/01