Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Single-row
  • Shielded/sealed type
  • Non-contact sealed


Bearing No. 6312 2RU

Specification data (main dimensions, etc.)

d(mm)60
D(mm)130
B(mm)31
r(min.)(mm)2.1
Basic load ratings : Cr(kN)102
Basic load ratings : C0r(kN)52.2
Fatigue load limit : Cu(kN)3.95
factor : f013.2
Limiting speeds(Grease lub.)(min-1)5200

Mounting dimensions,weight (reference)

da(min.)(mm)71 mm
da(max.)(mm)80 mm
Da(max.)(mm)119 mm
ra(max.)(mm)2 mm
Mass(Refer.)(kg)1.70 kg
JTEKT

2026/06/27