Koyo
FOR REFERENCE ONLY
  • Thrust ball bearings
  • Single direction
  • With flat back faces


Bearing No. 51109

Specification data (main dimensions, etc.)

d(mm)45
D(mm)65
T(mm)14
r(min.)(mm)0.6
Basic load ratings Ca(kN)34.8
Basic load ratings C0a(kN)69.1
Fatigue load limit : Cu(kN)3.10
Limiting speeds(Grease lub.)(min-1)3200
Limiting speeds(Oil lub.)(min-1)5000
d1(max.)(mm)65
D1(min.)(mm)47
D2(mm)-
D3(mm)-
A(mm)-
R(mm)-
C(mm)-

Mounting dimensions,weight (reference)

da(min.)(mm)57 mm
Da(max.)(mm)53 mm
ra(max.)(mm)0.6 mm
Mass(Refer.)(kg)0.150 kg
JTEKT

2026/07/07