Koyo
FOR REFERENCE ONLY
  • Cylindrical roller bearings
  • Single-row
  • NU


Bearing No. NU2208R

Specification data (main dimensions, etc.)

d(mm)40
D(mm)80
B(mm)23
r(min.)(mm)1.1
r1(min.)(mm)1.1
Fw(mm)49.5
Ew(mm)-
Basic load ratings : Cr(kN)90.5
Basic load ratings : C0r(kN)77.6
Fatigue load limit : Cu(kN)10.3
Limiting speeds(Grease lub.)(min-1)7400
Limiting speeds(Oil lub.)(min-1)9900
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions,weight (reference)

da(min.)(mm)- mm
db(min.)(mm)46.5 mm
db(max.)(mm)49 mm
dc(min.)(mm)- mm
dd(min.)(mm)- mm
Da(max.)(mm)73.5 mm
Db(max.)(mm)- mm
Db(min.)(mm)- mm
ra(max.)(mm)1 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)0.490 kg
JTEKT

2026/07/04