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


Bearing No. NF315

Specification data (main dimensions, etc.)

d(mm)75
D(mm)160
B(mm)37
r(min.)(mm)2.1
r1(min.)(mm)2.1
Fw(mm)-
Ew(mm)139.5
Basic load ratings : Cr(kN)224
Basic load ratings : C0r(kN)205
Fatigue load limit : Cu(kN)28.4
Limiting speeds(Grease lub.)(min-1)3800
Limiting speeds(Oil lub.)(min-1)5000
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions,weight (reference)

da(min.)(mm)86 mm
db(min.)(mm)- mm
db(max.)(mm)- mm
dc(min.)(mm)- mm
dd(min.)(mm)- mm
Da(max.)(mm)- mm
Db(max.)(mm)149 mm
Db(min.)(mm)143 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)3.28 kg
JTEKT

2026/07/01