7200CB Barrel Multistage Pumps

• Impeller Arrangements - In-line diffuser type design.
• Diffusers / Impellers - Metal to metal stage casing fits. Key driven and shrink fit impellers secured against axial movement in both directions.
• Fully-Shrouded Diffuser Standard - Increases reliability by nearly eliminating diffuser fatigue.
• Low Vibration Design - Precision investment impeller castings and dynamically balanced rotor for low vibration.
• Robust Rotor Design - With large stepped shaft and higher L3 / D4 ratios
• Pull-Out Cartridge Assembly - Stage casings sealed by discharge pressure. Cartridge removed on larger pumps with cartridge assembled.
• Barrel Outer Casing - Centerline mount, radial split, full design pressure. Cast barrel and nozzles. Custom nozzle locations / orientation available.
• Balance Drum - Designed over allowable flow range and clearances to reliability balance axial forces.
• Rigid 360° Bearing Bracket - For heavy duty service and low vibration levels.
• Bearings - Ball radial and duplex thrust. Pressure lubricated sleeve radial / tilting pad thrust. INPRO^TM frictionless isolators
• Flanges - Heavy duty class 900#, 1500#, and 2500# RF or RTJ flanges. 600# and 900# available on suction flange.
• API 682 Seals - Accept a wide variety of seals, seal options and flush plans per API 610 and API 682.
• Integral Wear Parts - Variety of API metallic and API non-metallic materials and coatings available.