Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 302/22R

Specifications
(Boundary dimensions ...etc)

d(mm)22
D(mm)50
T(mm)15.25
B(mm)14
C(mm)12
r(min.)(mm)1
r1(min.)(mm)1
Basic load ratings : Cr(kN)36.5
Basic load ratings : C0r(kN)30.9
Fatigue load limit : Cu(kN)4.30
Limiting speeds(Grease lub.)(min-1)8100
Limiting speeds(Oil lub.)(min-1)11000
Load center spread : a(mm)12.2
Constant e()0.37
Axial load factors : Y1()1.60
Axial load factors : Y0()0.88

Mounting dimensions

da(min.)(mm)27.5
db(max.)(mm)30
Da(max.)(mm)44.5
Da(min.)(mm)41
Db(min.)(mm)46
Sa(min.)(mm)2
Sb(min.)(mm)3
ra(max.)(mm)1
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.144
JTEKT

2025/06/01