Ball bearings sizes

Ball bearings sizes

Ball bearings are available in a wide range of sizes to accommodate diverse applications. The sizes of ball bearings are typically specified by their inner diameter (ID), outer diameter (OD), and width (W). Here are some common sizes of ball bearings:

1. Standard Ball Bearings:
– ID: 10 mm – 200 mm
– OD: 30 mm – 300 mm
– W: 9 mm – 62 mm

2. Small Ball Bearings:
– ID: 1 mm – 10 mm
– OD: 3 mm – 30 mm
– W: 1 mm – 9 mm

3. Miniature Ball Bearings:
– ID: 1 mm – 10 mm
– OD: 3 mm – 30 mm
– W: 1 mm – 9 mm

4. Deep Groove Ball Bearings:
– ID: 3 mm – 200 mm
– OD: 10 mm – 400 mm
– W: 4 mm – 80 mm

5. Large Ball Bearings:
– ID: 200 mm+
– OD: 300 mm+
– W: 62 mm+

6. Thrust Ball Bearings:
– ID: 5 mm – 200 mm
– OD: 10 mm – 400 mm
– W: 4 mm – 80 mm

7. Angular Contact Ball Bearings:
– ID: 10 mm – 200 mm
– OD: 30 mm – 300 mm
– W: 9 mm – 62 mm

8. Ceramic Ball Bearings:
– ID: Varies depending on application
– OD: Varies depending on application
– W: Varies depending on application

9. Self-Aligning Ball Bearings:
– ID: 10 mm – 200 mm
– OD: 30 mm – 300 mm
– W: 9 mm – 62 mm

10. Miniature Thrust Ball Bearings:
– ID: 1 mm – 10 mm
– OD: 3 mm – 30 mm
– W: 1 mm – 9 mm

11. Precision Ball Bearings:
– ID: 3 mm – 200 mm
– OD: 10 mm – 400 mm
– W: 4 mm – 80 mm

12. Stainless Steel Ball Bearings:
– ID: Varies depending on application
– OD: Varies depending on application
– W: Varies depending on application

13. Super Precision Ball Bearings:
– ID: 10 mm – 200 mm
– OD: 30 mm – 300 mm
– W: 9 mm – 62 mm

14. Hybrid Ball Bearings (Ceramic and Steel):
– ID: Varies depending on application
– OD: Varies depending on application
– W: Varies depending on application

15. Thin Section Ball Bearings:
– ID: Varies depending on application
– OD: Varies depending on application
– W: Varies depending on application

16. Extra Light Series Ball Bearings:
– ID: 3 mm – 200 mm
– OD: 10 mm – 400 mm
– W: 4 mm – 80 mm

These are just a few examples of the various types and sizes of ball bearings available. It’s essential to consider factors such as load capacity, speed, precision, and environmental conditions when selecting the appropriate ball bearing size for a specific application.

DFL Group is based on Hebei DFL Minmet Refractories Corp. Includes Hebei DFL Minmet Refractories Corp., Hong Kong CODO company, NSAR IND LLC in U.S.A., NSAR bearing manufacturing factory and a number of NSAR brand designated manufacturers. Our brands include NSAR, 3D, OWO, CBQ, and NASA .

NSAR bearings management team of managers, engineers, and technical staff have 15 – 25 years experience. We supply customers with bearings not only produced in our own factory, but also produced in professional bearings plants designated by NSAR brand to meet customers’ different requirements, such as pillow block bearings,we have designated a factory in northern China, which has perfect testing equipment and can develop products to customer needs very rapidly. Miniature bearings are arranged in the factory in southern China, which has enjoyed a good reputation long term in producing miniature bearings.

As a professional factory that produces professional products, with professional people doing professional things, our foreign customers have declared: “NSAR bearings have reached a domestic first-class and international brand-name quality, and NSAR bearing prices are 30-50% lower than international similar bearings.”

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