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


Bearing No. NH264

Specification data (main dimensions, etc.)

d(mm)320
D(mm)580
B(mm)92
r(min.)(mm)5
r1(min.)(mm)5
Fw(mm)390
Ew(mm)-
Basic load ratings : Cr(kN)1920
Basic load ratings : C0r(kN)2270
Fatigue load limit : Cu(kN)232
Limiting speeds(Grease lub.)(min-1)840
Limiting speeds(Oil lub.)(min-1)1000
sd1(mm)415
B1(mm)21
B2(mm)37

Mounting dimensions,weight (reference)

da(min.)(mm)340 mm
db(min.)(mm)- mm
db(max.)(mm)- mm
dc(min.)(mm)- mm
dd(min.)(mm)- mm
Da(max.)(mm)560 mm
Db(max.)(mm)- mm
Db(min.)(mm)- mm
ra(max.)(mm)4 mm
rb(max.)(mm)4 mm
Mass(Refer.)(kg)128.3 kg
JTEKT

2026/07/02