Koyo
FOR REFERENCE ONLY
  • Needle roller bearings
  • Drawn cup needle roller bearings
  • Metric series, caged


Bearing No. BK1512

Specification data (main dimensions, etc.)

Fw(mm)15
D(mm)21
C(mm)12
C3(min.)(mm)9.30
r(min.)(mm)1
Basic load ratings : Cr(kN)7.16
Basic load ratings : C0r(kN)8.57
Fatigue load limit : Cu(kN)1.40
Limiting speeds(Grease lub.)(min-1)14000
Limiting speeds(Oil lub.)(min-1)21000
Mounting inner ringJR12x15x12,5

Mounting dimensions,weight (reference)

Mass(Refer.)(kg)0.015 kg
JTEKT

2026/07/07