Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Single-row
  • With machined cage


Bearing No. 7321B FY

Specification data (main dimensions, etc.)

d(mm)105
D(mm)225
B(mm)49
r(min.)(mm)3
r1(min.)(mm)1.1
Basic load ratings : Cr(kN)238
Basic load ratings : C0r(kN)177
Fatigue load limit : Cu(kN)7.15
factor : f0-
Limiting speeds(Grease lub.)(min-1)2600
Limiting speeds(Oil lub.)(min-1)3500
Load center spread : a(mm)93.7

Mounting dimensions,weight (reference)

da(min.)(mm)119 mm
Da(max.)(mm)211 mm
ra(max.)(mm)2.5 mm
Mass(Refer.)(kg)8.62 kg
JTEKT

2026/07/07