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


Bearing No. NJ2210

Specification data (main dimensions, etc.)

d(mm)50
D(mm)90
B(mm)23
r(min.)(mm)1.1
r1(min.)(mm)1.1
Fw(mm)60.4
Ew(mm)-
Basic load ratings : Cr(kN)80.3
Basic load ratings : C0r(kN)73.6
Fatigue load limit : Cu(kN)10.4
Limiting speeds(Grease lub.)(min-1)6400
Limiting speeds(Oil lub.)(min-1)8500
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions,weight (reference)

da(min.)(mm)- mm
db(min.)(mm)56.5 mm
db(max.)(mm)58 mm
dc(min.)(mm)- mm
dd(min.)(mm)- mm
Da(max.)(mm)83.5 mm
Db(max.)(mm)- mm
Db(min.)(mm)- mm
ra(max.)(mm)1 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)0.590 kg
JTEKT

2026/07/01