Shanghai QueLong industry CO., LTD., professionally sales 638 bearing, 638 bearing information: model 638 inner diameter: 8.0000 outside diameter: 28.0000 thickness: 9.0000 brands: NSK bearing series: linear motion bearings, want to know more about 638 bearing information, can undertake online consulting or dial the hotline, we will serve for you in detail. 638 bearing using range is very wide, 638 bearing is mainly used in engineering machinery, machine tools, steam car, metallurgy, mining, petroleum, machinery, electric power, railway and other industries, the company sales 638 bearing price reasonable, quality assurance, all aspects of the service, do everything to meet customer demand.