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This needle roller bearing is suitable for suitable for parts of which the radial size is limited. The surface of shaft journal fitted with it is acted directly as rolling surface. It is requested that the surface hardness of shaft journal be no less than HRC60 and the surface roughness Ra value, no more than 0.63μm. This type of bearing does not limited in axial displacement for shaft or shell, high limit speed
Main structural forms::
Changzhou Minli Bearing Co., Ltd. is one of main enterprises specializing in production of needle bearing. Its annual production capacity comes to 50 million sets. The company has produced more than 5000 kinds and sorts of bearings from insides diameter 3mm to outside diameter 350mm, including needle bearings, punching outer ring needle clutch, roller combing bearing, etc. The company can design and develop all kinds of bearings in accordance with the requirements of customers. The bearing products made by the company have widely used in automobile, motorcycle, electric an pneumatic tools an also light-industry mechanical, engineering machinery, printing machinery, machine tools and packing machinery industries. The company is self-export and import enterprise. The bearing with "CWN" registered trademark have been well sold in Southeast Asia, Europe and America, Korean, Hong Kong, Taiwan counties and regions and enjoyed high reputation among the customers.
ISO9001: 2008 and ISO/TS16949: 2009 carried out by our company has been reviewed and registered by England State Quality Assurance Co., Ltd. In accordance with the above standards.
1.Workshop
2.Inspection
Main structural forms::
| Bearing code | structural features |
| NAO | Single Row Needle roller bearings without ribs and with inner ring |
| RNAO | Single Row Needle roller bearings without ribs and inner ring |
| NAO | Double Row Needle roller bearings without ribs and with inner ring |
| RNAO | Double Row Needle roller bearings without ribs and inner ring |
Changzhou Minli Bearing Co., Ltd. is one of main enterprises specializing in production of needle bearing. Its annual production capacity comes to 50 million sets. The company has produced more than 5000 kinds and sorts of bearings from insides diameter 3mm to outside diameter 350mm, including needle bearings, punching outer ring needle clutch, roller combing bearing, etc. The company can design and develop all kinds of bearings in accordance with the requirements of customers. The bearing products made by the company have widely used in automobile, motorcycle, electric an pneumatic tools an also light-industry mechanical, engineering machinery, printing machinery, machine tools and packing machinery industries. The company is self-export and import enterprise. The bearing with "CWN" registered trademark have been well sold in Southeast Asia, Europe and America, Korean, Hong Kong, Taiwan counties and regions and enjoyed high reputation among the customers.
ISO9001: 2008 and ISO/TS16949: 2009 carried out by our company has been reviewed and registered by England State Quality Assurance Co., Ltd. In accordance with the above standards.
1.Workshop
2.Inspection