Frequently Asked Questions

Q1: What quality assurances do U&M bearings have?

Our bearings undergo strict quality inspection and control to ensure every product complies with international standards. By adopting high-quality raw materials and advanced manufacturing technologies, we deliver long-term stability and reliable product performance.

Q2: What are the core advantages of U&M bearings?

Specialized Product Line: We focus on spherical and tapered roller bearings with a complete product range, sufficient inventory and rich experience in non-standard customization; High Cost Performance: Large-scale production at the source factory without middlemen; Stable and Durable: Made of pure raw materials with mature craftsmanship, our bearings feature a longer service life than ordinary products;

Q3: What is covered in U&M bearing after-sales service?

We provide one-stop pre-sales, in-sales and after-sales services throughout the whole process. Free support for model selection, matching and working condition adaptation recommendation is available before sales; we track order production progress in real time during production; professional technical support including installation guidance and troubleshooting is offered after sales.

Q4: Do you accept orders for non-standard customized bearings?

We support customization of various non-standard spherical bearings and tapered roller bearings, which can be manufactured in accordance with customers' drawings, samples and dimensional parameters.

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  DU49840048/NS   U&M   

  Bore diameter：49

  Outside diameter：84

  Width：48

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  H715334/H715311   U&M   Single row metric and imperial tapered roller bearings

  Bore diameter：61.912

  Outside diameter：136.525

  Width：46.038

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  JW4549/JW4510   U&M   Single row metric and imperial tapered roller bearings

  Bore diameter：45

  Outside diameter：95

  Width：29

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  UCFL214   U&M   UCFL series with seat outer spherical bearing

  Bore diameter：70

  Outside diameter：265

  Width：216