The WSP Self-Primer is a hard-working, long-lasting solution for handling challenging solids. This rugged pump technology was specifically designed to serve the food and beverage, waste management and materials processing industries. The range offers several advantages over competitive lines, including:  

Streamlined maintenance + safety

  • Shim-less, tool-less impeller adjustment
  • Easy suction flap valve replacement
  • Clamp Bar assembly prevents accidental breach of Fill Port cover, preventing operator burns

Standard features

  • 17-4PH* Stainless Steel Shaft
  • Shim-less Impeller Adjustment
  • Solid Silicon Carbide Seal Faces
  • Flanged Suction & Discharge
  • Two-piece Bearing Housing
  • Carbon Steel Impeller
  • Ductile Iron Casing
  • Tool-less Impeller Adjustment
  • Advanced Safety Features
  • Buzzsaw™ Wear Plate (not available in High Head models)
  • Interchangeable with many GRESCO®, Pioneer® and Gorman-Rupp® pumps and parts


  • Municipal & Industrial Waste Water
  • Dewatering
  • Automotive
  • Metal Machining
  • Production/Manufacturing
  • Pulp & Paper
  • Mining & Minerals
  • Beef/Pork/Poultry Processing
  • Food & Beverage

Contact your PP&S team

For 1:1 applications and engineering guidance, and information on cost-saving repair agreements, contact your dedicated account lead.

Click to visit these spotlights other industry-leading Trillium Flow Technologies' Specialty Pump models:

Alabama*: 800.929.2875
Carolinas*: 800.275.4786
Georgia: 800.929.2874
Virginia: 877.699.3821
Environmental*: 888.254.2815

Charlotte NC*: 800.275.4786
Birmingham AL*: 800.929.2875

3925 Stuart Andrew Blvd.
Charlotte, NC 28217
704.588.6250 • Fax 704.588.6258

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PP&S provides Rotating/Process Equipment and Total Lowest Cost solutions in Alabama, Georgia, North Carolina, South Carolina, Virginia and the Florida panhandle. If you are seeking equipment or support outside these areas or in the EU, please refer to the OEMs' website for distributors in your area.