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


Bearing No. 7306DB

Specification data (main dimensions, etc.)

d(mm)30
D(mm)72
B(mm)38
r(min.)(mm)1.1
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)64.8
Basic load ratings : C0r(kN)41.2
Fatigue load limit : Cu(kN)2.85
factor : f0-
Limiting speeds(Grease lub.)(min-1)7300
Limiting speeds(Oil lub.)(min-1)9600
Load center spread : a(mm)49.0

Mounting dimensions,weight (reference)

da(min.)(mm)37 mm
Db(max.)(mm)67.5 mm
ra(max.)(mm)1 mm
rb(max.)(mm)0.6 mm
Mass(Refer.)(kg)0.724 kg
JTEKT

2026/07/19