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Shanghai QueLong industry CO., LTD., professionally sales 7221DF bearing, 7221DF bearing information: model 7221DF inner diameter: 105.0000 outside diameter: 190.0000 thickness: 72.0000 brands: NTN bearing series: linear motion bearings, want to know more about 7221DF bearing information, can undertake online consulting or dial the hotline, we will serve for you in detail. 7221DF bearing using range is very wide, 7221DF bearing is mainly used in engineering machinery, machine tools, steam car, metallurgy, mining, petroleum, machinery, electric power, railway and other industries, the company sales 7221DF bearing price reasonable, quality assurance, all aspects of the service, do everything to meet customer demand.