Miniature ball bearing
ID : 0.6 - 9 mm, OD : 2.5 - 30 mm, 13 - 3 960 N AST Bearings

AST Bearings has a huge selection of Miniature Bearings and Instrument Series Ball Bearings with over 500 models available. Precision tolerances from ABEC-1 through ABEC-9 are generally available for most miniature products. Typical bore sizes of miniature ball bearings start at 3 mm with an outside diameter a mere 10 mm. Custom-made miniature bearings can have bore sizes as small as 1 mm!

Many products are available in SV30 special stainless steel material (also in more common 400 and DD type Stainless Steel, 52100 Chrome Steel materials) in both inch and metric dimensions. Other major configurations from AST include:

Open miniature ball bearings
Open, with extended inner ring miniature ball bearings
Shielded miniature ball bearings
Shielded, with extended inner ring miniature ball bearings
Sealed miniature ball bearings
Sealed, with extended inner ring miniature ball bearings
Flanged, open miniature ball bearings
Flanged, open, with extended inner ring miniature ball bearings
Flanged, shielded miniature ball bearings
Flanged, shielded, with extended inner ring miniature ball bearings
Flanged, sealed miniature ball bearings
Flanged, sealed, with extended inner ring miniature ball bearings