Durco® Mark 3™ Guardian ASME (ANSI) Metallic Sealless Chemical Process Pump
Flowserve Durco Guardian sealless pump technology delivers superior, leak-free performance for the most demanding services. Built to ASME (ANSI) B73.1-2001 dimensional standards, the Guardian magnetic drive pump is engineered for simplicity and reliability in the toughest emissions-free applications.
... Read more Read less- Metallic sealless magnetic drive pump compliant with ASME B73.1, ASME B73.3 and HI 5.1-5.6 for efficient, emissions-free reliability
- Highly engineered internal lubrication flow paths maximize cooling of bushings and journals for optimal performance
- Standard and contained back pullout simplifies maintenance while keeping the casing in-line and piping connections intact
- Strong samarium cobalt rare earth magnets support higher process temperature capability
- Silicon carbide bushings and journals resist wear and corrosion for longer service life
- ASME (ANSI) B73.1 dimensional standards
- ASME (ANSI) B73.3 sealless pump standards
- HI 5.1-5.6
- Flows to 375 m3/h (1650 gpm)
- Heads to 215 m (700 ft)
- Pressures to 24 bar (350 psi)
- Temperatures from -75°C (-100°F) to 290°C (550°F)
Size Range: Sizes from 25 mm (1 in) to 100 mm (4 in)























