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


Bearing No. TR0506R

Specification data (main dimensions, etc.)

d(mm)25
D(mm)62
T(mm)18.25
B(mm)17
C(mm)14
r(min.)(mm)1.5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)56.3
Basic load ratings : C0r(kN)45.8
Fatigue load limit : Cu(kN)6.50
Limiting speeds(Grease lub.)(min-1)6700
Limiting speeds(Oil lub.)(min-1)9000
Load center spread : a(mm)16.3
Constant e0.55
Axial load factors : Y11.10
Axial load factors : Y00.60

Mounting dimensions,weight (reference)

da(min.)(mm)33.5 mm
db(max.)(mm)35 mm
Da(max.)(mm)53.5 mm
da(min.)(mm)50 mm
db(min.)(mm)58 mm
Sa(min.)(mm)3 mm
Sb(min.)(mm)4 mm
ra(max.)(mm)1.5 mm
rb(max.)(mm)1.5 mm
Mass(Refer.)(kg)0.275 kg
JTEKT

2026/07/02