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Overview - EN ISO 21049:2004 (Pumps - Shaft sealing systems) EN ISO 21049:2004 / ISO 21049:2004 is a CEN-adopted international standard that specifies requirements and recommendations for shaft seali…
Overview ISO 21049:2004 - Pumps - Shaft sealing systems for centrifugal and rotary pumps - specifies requirements and recommendations for shaft sealing systems used in the petroleum, natural gas and…