China ZWZ Bearings successfully manufactured four-row tapered roller bearings without spacers for tumbling designer.
Currently, there are only two or there companies in the humankind can exhibit this form of four-row taper roller bearings without spacers. The usage of this new artifact was a major breakthrought in China bearing industry and reached reality anvanced construction.
Featured with utmost precision, nightlong existence and prosperous installing, the bearings with statesman specifications love been put into creation.
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| N1019-K-PVPA-SP bearing | 95 | 145 | 24 |
| N1019K.M1.SP bearing | 95 | 145 | 24 |