Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. 332/28JR

Specifications
(Boundary dimensions ...etc)

d(mm)28
D(mm)58
T(mm)24
B(mm)24
C(mm)19
r(min.)(mm)1
r1(min.)(mm)1
Basic load ratings : Cr(kN)71.9
Basic load ratings : C0r(kN)69.5
Fatigue load limit : Cu(kN)10.0
Limiting speeds(Grease lub.)(min-1)7000
Limiting speeds(Oil lub.)(min-1)9300
Load center spread : a(mm)15.4
Constant e()0.34
Axial load factors : Y1()1.77
Axial load factors : Y0()0.97

Mounting dimensions

da(min.)(mm)33.5
db(max.)(mm)34
Da(max.)(mm)52.5
Da(min.)(mm)49
Db(min.)(mm)55
Sa(min.)(mm)4
Sb(min.)(mm)5
ra(max.)(mm)1
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.302
JTEKT

2025/06/01