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

DDRI-2 1/2

Outline

NMB Parts No. DDRI-2 1/2
Metric or Inch Inch
ISO/JIS -
Material of Rings Stainless Steel
Ring Type [Radial] basic type
Inner Diameter(d)
[mm]
1.191
Inner Diameter(d)Tolerance
[mm]
Compliant with JIS standards
Outer Diameter(D)
[mm]
3.967
Outer Diameter(D)Tolerance
[mm]
Compliant with JIS standards
Width(B)
[mm]
1.588
Width(B)Tolerance
[mm]
Compliant with JIS standards
Chamfer(rs min)
[mm]
0.080
Reference Diameter Outer(Lo)
[mm]
3.160
Reference Diameter Inner(Li)
[mm]
2.050
Ball Size(DW)
[mm]
0.7938
Ball Complement(Z) 6
Dynamic Load Rating(Cr)
[N]
158
Static Load Rating(Cor)
[N]
44
Inner Diameter(d)
[in]
0.0469
Outer Diameter(D)
[in]
0.1562

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