Koyo
FOR REFERENCE ONLY
  • Cylindrical roller bearings
  • Single-row
  • NN
  • Tapered type


Bearing No. NN3019K

Specification data (main dimensions, etc.)

d(mm)95
D(mm)145
B(mm)37
r(min.)(mm)1.5
Fw(mm)-
Ew(mm)132
Basic load ratings : Cr(kN)188
Basic load ratings : C0r(kN)246
Fatigue load limit : Cu(kN)31.3
Limiting speeds(Grease lub.)(min-1)4100
Limiting speeds(Oil lub.)(min-1)4900

Mounting dimensions,weight (reference)

da(min.)(mm)103 mm
da(max.)(mm)- mm
db(min.)(mm)- mm
Da(max.)(mm)137 mm
da(min.)(mm)134 mm
ra(max.)(mm)1.5 mm
Mass(Refer.)(kg)2.10 kg
JTEKT

2026/06/29