Mechanical seals. Principal dimensions, designation and material codes Ingestion-build-63114 the provenance of sensors and

the provenance of sensors and their data and the assessment of measurement uncertainty

measuring or monitoring of protective measures in low-voltage distribution systems

and reduce the number of complaints

BS EN 4127:2009 Aerospace series

Mechanical seals. Principal dimensions, designation and material codes Ingestion-build-63114 the provenance of sensors and1 Scope This European Standard defines the principal dimensions for the internal installation of single and multiple mechanical seals with (rotating) spring units into the pump sealing cavity according to ISO 3069 as minimum cavity dimensions as typical for centrifugal pumps in accordance with EN 22858 and EN 733. It also gives the seal designations and material codes to be used.