WD Bearing announces improvement of automotive gearbox bearings 31309 and NJ309V V1

Precision Cylindrical Roller Bearings NJ309V

Wuxi, 23 April, 2013: WD Bearing announces that the bearings 31309 (Taper Roller Bearings) and NJ309V V1 (Cylindrical Roller Bearing) has been upgraded according to the specific requirements of automotive gearboxes, by decreasing the noise level as result of a project lead by WD Bearing R&D department.

Precision Cylindrical Roller Bearings NJ309V
31309 is a single row tapered roller bearing with big taper angle and NJ309V V1 is a single row full complement cylindrical roller bearing. Both of them are widely used for gearboxes by OEM customers who always request low noise and better performance for  both items.  WD R&D department analyzed all the possible factors to improve the noise level, optimize the internal structure, tested samples and improved the internal design several times in order to achieve the best results. After several months of R&D activities, WD achieved and controlled the noise level of the two products with less than 66 dB.

The two items were already supplied by several OEM customers, who welcomed the new development, which is the result of continuous improvement by WD R&D department and the production team.
WD Bearing Group will continue his research, design improvement, product development, optimization of the production, and control of the quality during the entire process of production.

Precision Tapered Roller Bearings1

About WD Bearing Group
Founded in August of 2000, WD is a technology-oriented bearing group, specialized in R&D, manufacturing, sales and service of high-quality bearings. WD’s precision and customized bearings are mainly supplied to OEM customers in many industries, such as gearbox, electric motor, construction machinery, material handling equipment and steel mills, etc. In the meantime, WD complete supply chain makes it possible to supply customer with almost full range of standard bearings from I.D 2.5mm up to O.D 6000mm.

Bruce Wei – Sales Engineering department
Phone: +86-510-6890 0902
Mobile: +86-138 1254 0585
Email: [email protected]
Web: www.wd-bearing.com


source: WD Bearing