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


Bearing No. NU316R

Specification data (main dimensions, etc.)

d(mm)80
D(mm)170
B(mm)39
r(min.)(mm)2.1
r1(min.)(mm)2.1
Fw(mm)101
Ew(mm)-
Basic load ratings : Cr(kN)320
Basic load ratings : C0r(kN)282
Fatigue load limit : Cu(kN)42.1
Limiting speeds(Grease lub.)(min-1)3500
Limiting speeds(Oil lub.)(min-1)4700
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions,weight (reference)

da(min.)(mm)- mm
db(min.)(mm)91 mm
db(max.)(mm)99 mm
dc(min.)(mm)- mm
dd(min.)(mm)- mm
Da(max.)(mm)159 mm
Db(max.)(mm)- mm
Db(min.)(mm)- mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)4.00 kg
JTEKT

2026/06/28