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

DDR-1970

Outline

NMB Parts No. DDR-1970
Metric or Inch Metric
ISO/JIS 607
Material of Rings Stainless Steel
Ring Type [Radial] Standard
Inner Diameter(d)
[mm]
7.000
Outer Diameter(D)
[mm]
19.000
Width(B)
[mm]
6.000
Chamfer(rs min)
[mm]
0.300
Reference Diameter Outer(Lo)
[mm]
16.240
Reference Diameter Inner(Li)
[mm]
9.550
Ball Size(DW)
[mm]
3.1750
Ball Complement(Z) 7
Dynamic Load Rating(Cr)
[N]
2240
Static Load Rating(Cor)
[N]
912
Inner Diameter(d)
[in]
0.2756
Outer Diameter(D)
[in]
0.7480

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