ANSI Pumps

Mark 3 ANSI

The Mark 3 ANSI is a horizontal, end suction, single stage, centrifugal, centerline discharge, “back pull-out” construction pump designed to handle demanding chemical processing and fluid handling services.

Mark 3 ISO

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 and Benefits

Lower total cost of ownership from reverse vane impeller, which eases maintenance and provides renewable, high-efficiency performance over the pumps’ life
Increased reliability and mechanical seal life due to the ideal seal environment created by the SealSentry seal chamber
Ease of maintenance resulting from optimal, predictable seal chamber pressures that are re-established after every impeller setting
Extended mechanical seal and bearing life through robust shaft and bearing designs that also minimize shaft deflection
Fast and accurate impeller setting with the industry’s most innovative external impeller adjustment mechanism
In-shop reverse vane impeller adjustment with the only pump that takes full advantage of the back pull-out design