Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Single-row


Bearing No. 6316NR

Specification data (main dimensions, etc.)

d(mm)80
D(mm)170
B(mm)39
r(min.)(mm)2.1
r1(min.)(mm)0.5
Basic load ratings : Cr(kN)154
Basic load ratings : C0r(kN)86.7
Fatigue load limit : Cu(kN)5.85
factor : f013.3
Limiting speeds(Grease lub.)(min-1)3900
Limiting speeds(Oil lub.)(min-1)4700
Dimensions of locating snap ring : D2(min.)(mm)182.9
Dimensions of locating snap ring : f(±0.05)(mm)3.05

Mounting dimensions,weight (reference)

da(min.)(mm)91 mm
Da(max.)(mm)159 mm
Dx(min.)(mm)185 mm
Cy(max.)(mm)8.44 mm
ra(max.)(mm)2 mm
rb(max.)(mm)0.5 mm
Mass(Refer.)(kg)3.59 kg
JTEKT

2026/06/30