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


Bearing No. 51213

Specification data (main dimensions, etc.)

d(mm)65
D(mm)100
T(mm)27
r(min.)(mm)1
Basic load ratings Ca(kN)93.6
Basic load ratings C0a(kN)189
Fatigue load limit : Cu(kN)8.50
Limiting speeds(Grease lub.)(min-1)1900
Limiting speeds(Oil lub.)(min-1)2900
d1(max.)(mm)100
D1(min.)(mm)67
D2(mm)-
D3(mm)-
A(mm)-
R(mm)-
C(mm)-

Mounting dimensions,weight (reference)

da(min.)(mm)86 mm
Da(max.)(mm)79 mm
ra(max.)(mm)1 mm
Mass(Refer.)(kg)0.770 kg
JTEKT

2026/07/07