Deep Groove Ball Bearings Distributor in Dubai, UAE Middle East | Africa

Overview

Deep Groove Ball Bearing:

Deep groove ball bearings are a type of ball bearing in which balls roll in deep grooves in the inner and outer rings. This design lets the shaft rotate with low friction while supporting radial loads and axial loads in either direction, within the bearing’s rated limits. The combination of low friction and radial and axial load support makes deep groove ball bearings useful in many rotating assemblies. Typical applications include electric motors, agricultural machinery, conveyors and other industrial equipment.

Open, Shielded and Sealed Deep Groove Ball Bearings:

Open: No built-in shields or seals. The bearing relies on the equipment’s lubrication system and housing for protection.
Shielded (Z or ZZ): Metal shields help retain grease and keep out larger particles. Z usually means one shield; ZZ or 2Z means shields on both sides.
Sealed (RS or 2RS): Seals help retain grease and generally offer better protection against dust and moisture than metal shields. RS usually means one seal; 2RS means seals on both sides.
How to Choose the Right Deep Groove Ball Bearing?
Start with the equipment manufacturer’s parts information or the full reference of the existing bearing. If the marking is unreadable, provide the bearing dimensions and application details to support identification.

The following information is useful when selecting or cross-referencing a bearing:
Complete bearing designation: Include the brand, basic reference and all suffixes.
Dimensions: Provide the bore diameter, outside diameter and width.
Load requirements: Identify radial loads, axial loads and any shock loading.
Operating speed and temperature: Include normal conditions and any significant variations.
Sealing and lubrication: State whether the existing bearing is open, shielded or sealed.
Internal clearance: Confirm the specified clearance class, such as normal clearance or C3.
Equipment details: Include the machine make, model and bearing position where available.

Internal clearance deserves particular attention. C3 means greater radial internal clearance than normal; it is not a general quality grade. The correct clearance depends on factors including the mounting fits and operating temperatures. Follow the equipment specification rather than choosing C3 automatically.
You can also explore our bearing catalogues for product dimensions and technical information.

As a deep groove ball bearings distributor based in Jebel Ali, Dubai, Mineral Circles Bearings supports maintenance teams, workshops, equipment manufacturers and spare-parts businesses with their sourcing requirements. Our bearing portfolio includes major brands such as NTN, SNR ,SKF, MCB etc. Share your preferred brand and complete part number so we can check the appropriate product, pricing and lead time.