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


Bearing No. NN3006K

Specification data (main dimensions, etc.)

d(mm)30
D(mm)55
B(mm)19
r(min.)(mm)1
Fw(mm)-
Ew(mm)48.5
Basic load ratings : Cr(kN)46.0
Basic load ratings : C0r(kN)44.1
Fatigue load limit : Cu(kN)4.95
Limiting speeds(Grease lub.)(min-1)12000
Limiting speeds(Oil lub.)(min-1)14000

Mounting dimensions,weight (reference)

da(min.)(mm)35 mm
da(max.)(mm)- mm
db(min.)(mm)- mm
Da(max.)(mm)50 mm
da(min.)(mm)49 mm
ra(max.)(mm)1 mm
Mass(Refer.)(kg)0.192 kg
JTEKT

2026/07/08