Shanghai QueLong industry CO., LTD., professionally sales NNU4921 bearing, NNU4921 bearing information: model NNU4921 inner diameter: 105.0000 outside diameter: 145.0000 thickness: 40.0000 brands: KOYO bearing series: linear motion bearings, want to know more about NNU4921 bearing information, can undertake online consulting or dial the hotline, we will serve for you in detail. NNU4921 bearing using range is very wide, NNU4921 bearing is mainly used in engineering machinery, machine tools, steam car, metallurgy, mining, petroleum, machinery, electric power, railway and other industries, the company sales NNU4921 bearing price reasonable, quality assurance, all aspects of the service, do everything to meet customer demand.