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


Bearing No. 1308

Specification data (main dimensions, etc.)

d(mm)40
D(mm)90
B(mm)23
r(min.)(mm)1.5
Basic load ratings : Cr(kN)36.9
Basic load ratings : C0r(kN)9.80
Fatigue load limit : Cu(kN)0.61
Limiting speeds(Grease lub.)(min-1)6900
Limiting speeds(Oil lub.)(min-1)8400
Constant :e0.25
Axial load factors : Y12.57
Axial load factors : Y23.98
Axial load factors : Y02.69

Mounting dimensions,weight (reference)

da(min.)(mm)48 mm
Da(max.)(mm)82 mm
ra(max.)(mm)1.5 mm
Mass(Refer.)(kg)0.715 kg
JTEKT

2026/07/29