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


Bearing No. 53204U

Specification data (main dimensions, etc.)

d(mm)20
D(mm)40
T(mm)17
r(min.)(mm)0.6
Basic load ratings Ca(kN)27.9
Basic load ratings C0a(kN)37.7
Fatigue load limit : Cu(kN)1.70
Limiting speeds(Grease lub.)(min-1)3900
Limiting speeds(Oil lub.)(min-1)6000
d1(max.)(mm)40
D1(min.)(mm)22
D2(mm)30
D3(mm)42
A(mm)-
R(mm)-
C(mm)5

Mounting dimensions,weight (reference)

da(min.)(mm)32 mm
Da(max.)(mm)28 mm
ra(max.)(mm)0.6 mm
Mass(Refer.)(kg)0.100 kg
JTEKT

2026/07/23