Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. M246942/10

Specifications
(Boundary dimensions ...etc)

d(mm)231.775
D(mm)336.550
T(mm)65.088
B(mm)65.088
C(mm)50.800
r(min.)(mm)6.4
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)887
Basic load ratings : C0r(kN)1380
Fatigue load limit : Cu(kN)150
Limiting speeds(Grease lub.)(min-1)920
Limiting speeds(Oil lub.)(min-1)1200
Load center spread : a(mm)59.9
Constant :e()0.33
Axial load factors : Y1()1.80
Axial load factors : Y0()0.99

Mounting dimensions

da(mm)258.0
db(mm)249.0
Da(mm)313.0
Db(mm)322.0
ra(max.)(mm)6.4
rb(max.)(mm)3.2

Refer.

(Refer.)Mass(kg) 18.54
JTEKT

2025/06/01