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


Bearing No. 1306

Specification data (main dimensions, etc.)

d(mm)30
D(mm)72
B(mm)19
r(min.)(mm)1.1
Basic load ratings : Cr(kN)26.6
Basic load ratings : C0r(kN)6.30
Fatigue load limit : Cu(kN)0.40
Limiting speeds(Grease lub.)(min-1)8700
Limiting speeds(Oil lub.)(min-1)11000
Constant :e0.26
Axial load factors : Y12.40
Axial load factors : Y23.72
Axial load factors : Y02.52

Mounting dimensions,weight (reference)

da(min.)(mm)36.5 mm
Da(max.)(mm)65.5 mm
ra(max.)(mm)1 mm
Mass(Refer.)(kg)0.387 kg
JTEKT

2026/08/06