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

Bearing No. 63/32NR

Specifications
(Boundary dimensions ...etc)

d(mm)32
D(mm)75
B(mm)20
r(min.)(mm)1.1
r1(min.)(mm)0.5
Basic load ratings : Cr(kN)37.6
Basic load ratings : C0r(kN)16.2
Fatigue load limit : Cu(kN)1.30
factor : f0()12.7
Limiting speeds(Grease lub.)(min-1)9300
Limiting speeds(Oil lub.)(min-1)11000
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)81.6
Dimensions of locating snap ring : f(±0.05)(mm)1.65

Mounting dimensions

da(min.)(mm)38.5
Da(max.)(mm)68.5
Dx(min.)(mm)83
Cy(max.)(mm)4.67
ra(max.)(mm)1
rb(max.)(mm)0.5

Refer.

(Refer.)Mass(kg) 0.437
JTEKT

2025/06/02