Koyo
FOR REFERENCE ONLY
  • Self-aligning ball bearings
  • Open type


Bearing No. 1208

Specification data (main dimensions, etc.)

d(mm)40
D(mm)80
B(mm)18
r(min.)(mm)1.1
Basic load ratings : Cr(kN)24.1
Basic load ratings : C0r(kN)6.50
Fatigue load limit : Cu(kN)0.41
Limiting speeds(Grease lub.)(min-1)7500
Limiting speeds(Oil lub.)(min-1)9200
Constant :e0.22
Axial load factors : Y12.83
Axial load factors : Y24.38
Axial load factors : Y02.97

Mounting dimensions,weight (reference)

da(min.)(mm)46.5 mm
Da(max.)(mm)73.5 mm
ra(max.)(mm)1 mm
Mass(Refer.)(kg)0.417 kg
JTEKT

2026/07/22