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


Bearing No. 1207

Specification data (main dimensions, etc.)

d(mm)35
D(mm)72
B(mm)17
r(min.)(mm)1.1
Basic load ratings : Cr(kN)19.7
Basic load ratings : C0r(kN)5.15
Fatigue load limit : Cu(kN)0.32
Limiting speeds(Grease lub.)(min-1)8500
Limiting speeds(Oil lub.)(min-1)10000
Constant :e0.23
Axial load factors : Y12.71
Axial load factors : Y24.20
Axial load factors : Y02.84

Mounting dimensions,weight (reference)

da(min.)(mm)41.5 mm
Da(max.)(mm)65.5 mm
ra(max.)(mm)1 mm
Mass(Refer.)(kg)0.323 kg
JTEKT

2026/07/01