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


Bearing No. 7230DB FY

Specification data (main dimensions, etc.)

d(mm)150
D(mm)270
B(mm)90
r(min.)(mm)3
r1(min.)(mm)1.1
Basic load ratings : Cr(kN)504
Basic load ratings : C0r(kN)560
Fatigue load limit : Cu(kN)19.9
factor : f0-
Limiting speeds(Grease lub.)(min-1)2100
Limiting speeds(Oil lub.)(min-1)2700
Load center spread : a(mm)166.3

Mounting dimensions,weight (reference)

da(min.)(mm)164 mm
Db(max.)(mm)263 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)19.5 kg
JTEKT

2026/07/04