Koyo
FOR REFERENCE ONLY
  • Self-aligning ball bearings
  • Open type


Bearing No. 2312

Specification data (main dimensions, etc.)

d(mm)60
D(mm)130
B(mm)46
r(min.)(mm)2.1
Basic load ratings : Cr(kN)109
Basic load ratings : C0r(kN)28.1
Fatigue load limit : Cu(kN)1.80
Limiting speeds(Grease lub.)(min-1)4200
Limiting speeds(Oil lub.)(min-1)5800
Constant :e0.39
Axial load factors : Y11.62
Axial load factors : Y22.51
Axial load factors : Y01.70

Mounting dimensions,weight (reference)

da(min.)(mm)71 mm
Da(max.)(mm)119 mm
ra(max.)(mm)2 mm
Mass(Refer.)(kg)2.60 kg
JTEKT

2026/07/05