Casters are very frequent in daily use. Bearings as an important part of casters, there are many types to choose from. Standard bearings require additional configuration in use. Additional accessories are used to ensure the proper rotation of the casters. But the increase in spare parts has raised costs in disguise. More and more caster manufacturers began to seek integrated bearings, that is, bearings with flanges, or extended inner rings, so that not only convenient assembly but also cost savings.
The following introduces several inner ring lengthening bearings that are widely used in daily life：
Standard 6000ZZ dimension is 10x26x8mm,Hongtai's 6000ZZ/B22 with extended inner ring on both side,the dimension is 10x26x22mm
Standard 608's dimension is 8x22x7mm,Hongtai's 608ZZ/B16 with extended inner ring on both side,the dimension is 8x22x16mm
Standard 6003's dimension is 17x35x10 mm,Hongtai's 6003ZZ/B25.75 with extend inner ring on both side.To meet the final dimensional application, the inner diameter was adjusted from 17 to 16, reducing by 1 mm,customized dimension is 16x35x25.75 mm
Standard 6201's dimension is 12x32x10 mm,with extended inner ring on both side,Hongtai's 6201ZZ/B28 is customized,the dimension is 12x32x28
Standard 6303's dimension is 17x47x14mm,Hongtai's 6303ZZ/B27 is customized,the dimension is 17x47x17mm
More sizes of bearings are still in the process of continuous development, especially for castor bearings, we have more than 20 years of experience, with our help, customers reduce costs and enhance market competitiveness.
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