Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
>

Bearing No. 33110JR

Specifications
(Boundary dimensions ...etc)

d(mm)50
D(mm)85
T(mm)26
B(mm)26
C(mm)20
r(min.)(mm)1.5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)112
Basic load ratings : C0r(kN)127
Fatigue load limit : Cu(kN)18.9
Limiting speeds(Grease lub.)(min-1)4400
Limiting speeds(Oil lub.)(min-1)5900
Load center spread : a(mm)20.6
Constant e()0.41
Axial load factors : Y1()1.46
Axial load factors : Y0()0.80

Mounting dimensions

da(min.)(mm)58.5
db(max.)(mm)56
Da(max.)(mm)76.5
Da(min.)(mm)74
Db(min.)(mm)81.5
Sa(min.)(mm)4
Sb(min.)(mm)6
ra(max.)(mm)1.5
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 0.594
JTEKT

2025/06/01