Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. 2984/24

Specifications
(Boundary dimensions ...etc)

d(mm)46.038
D(mm)85.000
T(mm)25.400
B(mm)25.608
C(mm)20.638
r(min.)(mm)3.6
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)100
Basic load ratings : C0r(kN)106
Fatigue load limit : Cu(kN)16.0
Limiting speeds(Grease lub.)(min-1)4600
Limiting speeds(Oil lub.)(min-1)6100
Load center spread : a(mm)18.9
Constant :e()0.35
Axial load factors : Y1()1.73
Axial load factors : Y0()0.95

Mounting dimensions

da(mm)58.0
db(mm)52.0
Da(mm)76.0
Db(mm)80.0
ra(max.)(mm)3.6
rb(max.)(mm)1.2

Refer.

(Refer.)Mass(kg) 0.609
JTEKT

2025/06/01