Koyo
FOR REFERENCE ONLY
  • Thrust ball bearings
  • Single direction
  • With aligning seat washer


Bearing No. 53209U

Specification data (main dimensions, etc.)

d(mm)45
D(mm)73
T(mm)24
r(min.)(mm)1
Basic load ratings Ca(kN)59.7
Basic load ratings C0a(kN)105
Fatigue load limit : Cu(kN)4.75
Limiting speeds(Grease lub.)(min-1)2600
Limiting speeds(Oil lub.)(min-1)4000
d1(max.)(mm)73
D1(min.)(mm)47
D2(mm)60
D3(mm)78
A(mm)-
R(mm)-
C(mm)7.5

Mounting dimensions,weight (reference)

da(min.)(mm)62 mm
Da(max.)(mm)56 mm
ra(max.)(mm)1 mm
Mass(Refer.)(kg)0.397 kg
JTEKT

2026/07/19