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


Bearing No. 7330BDB FY

Specification data (main dimensions, etc.)

d(mm)150
D(mm)320
B(mm)130
r(min.)(mm)4
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)645
Basic load ratings : C0r(kN)760
Fatigue load limit : Cu(kN)25.6
factor : f0-
Limiting speeds(Grease lub.)(min-1)1400
Limiting speeds(Oil lub.)(min-1)1900
Load center spread : a(mm)262.2

Mounting dimensions,weight (reference)

da(min.)(mm)168 mm
Db(max.)(mm)311.5 mm
ra(max.)(mm)3 mm
rb(max.)(mm)1.5 mm
Mass(Refer.)(kg)44.8 kg
JTEKT

2026/07/07