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Rolling bearings--tapered roller bearing--plan of boundary dimensions gbt 273.2-2006 rolling bearings - thrust bearings - boundary dimensions, general plan gbt 273.
We are a large-scale joint-stock enterprise integrating scientific research, production and sales.Our leading products have crushing equipment, sand making equipment, mobile crusher, etc., Each type of product is with complete specifications. All products have passed ISO9001, CE and GOST international quality system certification.