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


Bearing No. 23690/20

Specification data (main dimensions, etc.)

d(mm)34.925
D(mm)73.025
T(mm)26.988
B(mm)26.975
C(mm)22.225
r(min.)(mm)3.6
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)97.2
Basic load ratings : C0r(kN)94.1
Fatigue load limit : Cu(kN)13.9
Limiting speeds(Grease lub.)(min-1)5700
Limiting speeds(Oil lub.)(min-1)7600
Load center spread : a(mm)18.8
Constant :e0.37
Axial load factors : Y11.62
Axial load factors : Y00.89

Mounting dimensions,weight (reference)

da(mm)49.0 mm
db(mm)42.0 mm
Da(mm)64.0 mm
Db(mm)68.0 mm
ra(max.)(mm)3.6 mm
rb(max.)(mm)1.6 mm
Mass(Refer.)(kg)0.538 kg
JTEKT

2026/07/05