Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series


Bearing No. 396/394A

Specification data (main dimensions, etc.)

d(mm)50.000
D(mm)110.000
T(mm)22.000
B(mm)21.996
C(mm)18.824
r(min.)(mm)0.8
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)109
Basic load ratings : C0r(kN)116
Fatigue load limit : Cu(kN)17.7
Limiting speeds(Grease lub.)(min-1)3400
Limiting speeds(Oil lub.)(min-1)4500
Load center spread : a(mm)21.3
Constant :e0.40
Axial load factors : Y11.49
Axial load factors : Y00.82

Mounting dimensions,weight (reference)

da(mm)61.0 mm
db(mm)60.0 mm
Da(mm)101.0 mm
Db(mm)105.0 mm
ra(max.)(mm)0.8 mm
rb(max.)(mm)1.2 mm
Mass(Refer.)(kg)1.041 kg
JTEKT

2026/07/07