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


Bearing No. T4CB140

Specification data (main dimensions, etc.)

d(mm)140
D(mm)195
T(mm)29
B(mm)27
C(mm)21
r(min.)(mm)3
r1(min.)(mm)3
Basic load ratings : Cr(kN)232
Basic load ratings : C0r(kN)293
Fatigue load limit : Cu(kN)39.9
Limiting speeds(Grease lub.)(min-1)1700
Limiting speeds(Oil lub.)(min-1)2300
Load center spread : a(mm)40.9
Constant e0.50
Axial load factors : Y11.19
Axial load factors : Y00.66

Mounting dimensions,weight (reference)

da(min.)(mm)154 mm
db(max.)(mm)151 mm
Da(max.)(mm)181 mm
da(min.)(mm)180 mm
db(min.)(mm)189 mm
Sa(min.)(mm)5 mm
Sb(min.)(mm)8 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)2.5 mm
Mass(Refer.)(kg)2.36 kg
JTEKT

2026/07/27