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


Bearing No. 7038BDB FY

Specification data (main dimensions, etc.)

d(mm)190
D(mm)290
B(mm)92
r(min.)(mm)2.1
r1(min.)(mm)1.1
Basic load ratings : Cr(kN)395
Basic load ratings : C0r(kN)483
Fatigue load limit : Cu(kN)16.3
factor : f0-
Limiting speeds(Grease lub.)(min-1)1400
Limiting speeds(Oil lub.)(min-1)1800
Load center spread : a(mm)247.4

Mounting dimensions,weight (reference)

da(min.)(mm)202 mm
Db(max.)(mm)283 mm
ra(max.)(mm)2 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)21.6 kg
JTEKT

2026/08/14