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

Bearing No. 6004NR

Specifications
(Boundary dimensions ...etc)

d(mm)20
D(mm)42
B(mm)12
r(min.)(mm)0.6
r1(min.)(mm)0.5
Basic load ratings : Cr(kN)11.7
Basic load ratings : C0r(kN)5.05
Fatigue load limit : Cu(kN)0.350
factor : f0()13.9
Limiting speeds(Grease lub.)(min-1)17000
Limiting speeds(Oil lub.)(min-1)21000
Dimensions of snap ring groove : D1(max.)(mm)
Dimensions of snap ring groove : a(max.)(mm)
Dimensions of snap ring groove : b(±0.05)(mm)
Dimensions of snap ring groove : r0(max.)(mm)
Dimensions of locating snap ring : D2(min.)(mm)46.3
Dimensions of locating snap ring : f(±0.05)(mm)1.07

Mounting dimensions

da(min.)(mm)24
Da(max.)(mm)38
Dx(min.)(mm)47
Cy(max.)(mm)2.92
ra(max.)(mm)0.6
rb(max.)(mm)0.5

Refer.

(Refer.)Mass(kg) 0.069
JTEKT

2025/05/09