Between bearings radially split, single stage heavy duty BB2 to API 685 STD 2nd Ed.

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Field of application

WN MAG-M API685 pumps range meets the requirements on custom-built solutions in the process industry, in the following areas: Chemical and pharmaceutical, transfer of aggressive, highly corrosive liquids, paper, food processing, plant engineering and construction. For all industries that choose a pumping leak-free and low maintenance for use continuous (abandon of mechanical seal pumps).

Design features

Meeting and exceeding API STD 685 2nd Ed. Between bearings radially split single stage heavy duty BB2. Single or double rear containment shell (in Hastelloy C®, Titanium Grade 5 or Hybrid – patented).
Secondary control/containment on demand according to API STD 685 2nd Ed.


ANSI 316 (basic version)
Duplex or Super Duplex
Hastelloy C® 276
Incoloy 825
Titanium et
Other alloys based on NORSOK/NACE requirements

Operational data

  • 4000 m 3 /h
  • 240 m
  • 1450 / 2900 rpm
  • 150 bar
  • +400 °C