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Durco Mark 3 ISO Metallic, Sealed, ISO Chemical Process Pump

Brand: Flowserve Durco
The Durco Mark 3 ISO chemical process pump provides unmatched performance and reliability, conforms to ISO 2858 and ISO 5199 design criteria and incorporates advanced design features. 

The ruggedly designed Durco Mark 3 ISO offers significant operational and maintenance enhancing benefits that help users to minimize the total cost of pump ownership.
Features
  • Heavy-duty casing with integral foot and multi-ribbed discharge flange provides superior resistance to pipe loads and improves reliability.
  • Precision cast reverse vane impeller is the only impeller design that offers repeatable pump performance throughout the life of the pump.
  • Open impellers available.
  • SealSentry™ seal chamber extends seal life and provides advanced self-flushing capability.
  • Standard non-contacting labyrinth seals keep lubricant in and contaminants out.
  • Heavy-duty radial and thrust bearings selected for long life and reliability.
  • External micrometer impeller adjustment mechanism accurately sets impeller clearance in 20 seconds, in the shop or the field.
  • Two-piece, ductile iron bearing housing is designed for safety, strength, interchangeability and retrofit capability.
  • Back pull-out design allows removal of rotating element without removing casing, piping or motor.
  • 1935/2004/EC food grade compliant option.
The Durco Mark 3 ISO chemical process pump provides unmatched performance and reliability, conforms to ISO 2858 and ISO 5199 design criteria and incorporates advanced design features. 

The ruggedly designed Durco Mark 3 ISO offers significant operational and maintenance enhancing benefits that help users to minimize the total cost of pump ownership.
Features
  • Heavy-duty casing with integral foot and multi-ribbed discharge flange provides superior resistance to pipe loads and improves reliability.
  • Precision cast reverse vane impeller is the only impeller design that offers repeatable pump performance throughout the life of the pump.
  • Open impellers available.
  • SealSentry™ seal chamber extends seal life and provides advanced self-flushing capability.
  • Standard non-contacting labyrinth seals keep lubricant in and contaminants out.
  • Heavy-duty radial and thrust bearings selected for long life and reliability.
  • External micrometer impeller adjustment mechanism accurately sets impeller clearance in 20 seconds, in the shop or the field.
  • Two-piece, ductile iron bearing housing is designed for safety, strength, interchangeability and retrofit capability.
  • Back pull-out design allows removal of rotating element without removing casing, piping or motor.
  • 1935/2004/EC food grade compliant option.

Specifications

C

  • Close Coupled

CP

  • Close Coupled Self Primer

CR

  • Close Coupled Recessed Impeller

H

  • Center-Line Mounted High Pressure Foot Mounted High Pressure

N

  • Center-Line Mounted High Pressure Foot Mounted High Pressure

Operating Parameters

  • Flows to 1400 m³/hour (6160 gpm)
  • Heads to 220 m (720 ft)
  • Pressures to 25 bar (365 psi)
  • Temperatures from -80° C (-110° F) to 400° C (752° F)

P

  • Self-Primer

R

  • Recessed Impeller

Size Range

  • 20 mm (0.75”) to 200 mm (8”)