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Miniature & small ball bearings Deep groove ball bearings (basic type)

6903

Outline

NMB Parts No. 6903
Metric or Inch Metric
ISO/JIS 6903
Material of Rings Chromium Steel
Ring Type [Radial] basic type
Inner Diameter(d)
[mm]
17.000
Inner Diameter(d)Tolerance
[mm]
Compliant with JIS standards
Outer Diameter(D)
[mm]
30.000
Outer Diameter(D)Tolerance
[mm]
Compliant with JIS standards
Width(B)
[mm]
7.000
Width(B)Tolerance
[mm]
Compliant with JIS standards
Chamfer(rs min)
[mm]
0.300
Reference Diameter Outer(Lo)
[mm]
27.850
Reference Diameter Inner(Li)
[mm]
20.050
Ball Size(DW)
[mm]
3.9688
Ball Complement(Z) 11
Dynamic Load Rating(Cr)
[N]
4593
Static Load Rating(Cor)
[N]
2558
Inner Diameter(d)
[in]
0.6693
Outer Diameter(D)
[in]
1.1811

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