Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Double-row
  • Open


Bearing No. 3310

Specification data (main dimensions, etc.)

d(mm)50
D(mm)110
B(mm)44.4
r(min.)(mm)2
Basic load ratings : Cr(kN)108
Basic load ratings : C0r(kN)88.6
Fatigue load limit : Cu(kN)4.60
Limiting speeds(Grease lub.)(min-1)3800
Limiting speeds(Oil lub.)(min-1)5000
Load center spread : a(mm)71.7

Mounting dimensions,weight (reference)

da(min.)(mm)60 mm
da(max.)(mm)- mm
Da(max.)(mm)100 mm
ra(max.)(mm)2 mm
Mass(Refer.)(kg)1.95 kg
JTEKT

2026/07/04