Price Pump® Model MS

Close Coupled Multi-Stage Horizontal Centrifugal Pump

Flows to 20 GPM (76 LPM) / Heads to 380 feet (116 meters)

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MS50-1/2" x 3/4" x 4" 2MS50-1/2" x 3/4" x 4" (TWO-STAGES) 3MS50-1/2" x 3/4" x 4" (THREE-STAGES) 4MS50 (SS) -1/2" x 3/4" x 4" (FOUR-STAGES) 5MS50 (SS) -1/2" x 3/4" x 4" (FIVE-STAGES) 6MS50 -1/2" x 3/4" x 4" (SIX-STAGES)
  • Standard NEMA 56C motor
  • Mechanical seal: 5/8″ Type 21 Fluorocarbon, carbon vs. ceramic standard. Type 9 PTFE and Type 21 Fluorocarbon double seal optional
  • Seal flush and seal quench optional
  • Optional power frame available
  • Standard bushings are graphite, with glass filled PTFE optional
  • Standard “O”-rings are Fluorocarbon with EPR, neoprene or PTFE optional
  • MS50 (316SS)
Technical Information
Category MS50-SS
Minimum Recommended Flow – GPM (LPM) 1/2 (1.9)
Maximum Solid Size – inch (mm) 0.03″ (0.8)
Maximum Working Pressure – psi (bar) 200 (14)
Maximum Temperature – °F (°C) 300°F (149°C)

With Standard seal and gasket, temperature will vary with the liquid being pumped. Contact the factory for higher temperature and pressure options.

Materials of Construction
Volute 316 Stainless Steel
Impeller 316 Stainless Steel
Bracket 316 Stainless Steel
Shaft Sleeve 316 Stainless Steel
Fasteners 316 Stainless Steel
Gasket Viton®  “O”-Rings
  • Deionized water system
  • Ultrafiltration systems
  • Cooling pumps for laser systems
  • Reverse osmosis systems
  • Acid handling
Performance Curves

US unit documentation
Performance Curves:


Metric unit documentation
Performance Curves:

Outline Drawings

US unit documentation

Outline Drawings:

Metric unit documentation

Outline Drawings


I & O Manuals:

Technical Data Sheets:

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