DDRF-1240ZZ

The most typical type of radial ball bearings can support axial loads in both directions in addition to radial loads. Some types have a flange or retaining ring on the outer ring to facilitate axial positioning when mounting the housing.

NMB Parts No.	DDRF-1240ZZ
Metric or Inch	Metric
ISO/JIS	F604ZZ
Material of Rings	Stainless Steel
Ring Type	[Radial] Flanged
Inner Diameter(d) [mm]	4.000
Inner Diameter(d)Tolerance [mm]	Compliant with JIS standards
Outer Diameter(D) [mm]	12.000
Outer Diameter(D)Tolerance [mm]	Compliant with JIS standards
Width(B) [mm]	4.000
Width(B)Tolerance [mm]	Compliant with JIS standards
Chamfer(rs min) [mm]	0.200
Flange Diameter(D1) [mm]	13.500
Flange Width(C1) [mm]	1.000
Reference Diameter Outer(Lo) [mm]	9.990
Reference Diameter Inner(Li) [mm]	5.620
Ball Size(DW) [mm]	2.0000
Ball Complement(Z)	7
Dynamic Load Rating(Cr) [N]	959
Static Load Rating(Cor) [N]	347
Inner Diameter(d) [in]	0.1575
Outer Diameter(D) [in]	0.4724
Flange Diameter(D1) [in]	0.5315
Flange Width(C1) [in]	0.0394

Technical Data
- Miniature & small ball bearing Digital Catalog
CAD Data
- DDRF-1240ZZ
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