Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Matched pair
  • Back-to-back
  • With machined cage


Bearing No. 7068DB FY

Specification data (main dimensions, etc.)

d(mm)340
D(mm)520
B(mm)164
r(min.)(mm)5
r1(min.)(mm)2
Basic load ratings : Cr(kN)1020
Basic load ratings : C0r(kN)1720
Fatigue load limit : Cu(kN)42.9
factor : f0-
Limiting speeds(Grease lub.)(min-1)860
Limiting speeds(Oil lub.)(min-1)1100
Load center spread : a(mm)330.3

Mounting dimensions,weight (reference)

da(min.)(mm)362 mm
Db(max.)(mm)510 mm
ra(max.)(mm)4 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)124 kg
JTEKT

2026/07/05