Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. 07100/204

Specifications
(Boundary dimensions ...etc)

d(mm)25.400
D(mm)51.994
T(mm)15.011
B(mm)14.260
C(mm)12.700
r(min.)(mm)1.0
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)33.3
Basic load ratings : C0r(kN)28.8
Fatigue load limit : Cu(kN)4.05
Limiting speeds(Grease lub.)(min-1)7900
Limiting speeds(Oil lub.)(min-1)11000
Load center spread : a(mm)12.3
Constant :e()0.40
Axial load factors : Y1()1.49
Axial load factors : Y0()0.82

Mounting dimensions

da(mm)30.5
db(mm)29.5
Da(mm)45.0
Db(mm)48.0
ra(max.)(mm)1.0
rb(max.)(mm)1.2

Refer.

(Refer.)Mass(kg) 0.14
JTEKT

2025/06/11