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Vertical Multi-Stage Deep Well Jet Pump

3/4HP 115/230
Model Number
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Sta-Rite MSD-7

This Sta-Rite MS Series Vertical Jet Pump includes external automatic regulator, pressure gauge, pressure switch, and a complete line of casing adapters to drive the 4" double pipe or 2" and 3" single pipe jet packages.
  • Applications: Water systems and sprinkling for homes, farms, and cottages
  • Automatic Pressure Regulator: Faster-acting and quieter. New improved stem and guide are precisely molded to assure efficient, trouble-free performance on all deep wells.
  • Quality Construction: cast iron pump body and base are specially treated to resist corrosion.
  • Norylï½® Impellers: Precision molded for perfect balance, and ultrasmooth for highest performance and efficiency.
  • Pressure Switch: High quality. Differential and cut-in/cut-out pressure settings are adjustable.
  • Motor Windings: Superior insulation materials protect against excessive moisture and contaminants to ensure prolonged motor life.
  • Mechanical Shaft Seal: Precision lapped and highly polished carbonceramic, stainless steel construction.
  • Dustproof Cover: All electrical components are protected from dirt, dust and insects by a dustproof canopy. Ventilating air cannot contaminate vital switching components.
  • Balanced Rotor: Rotor is die cast under high pressures for uniform performance and greater efficiency; dynamically balanced.
  • Heavy-duty Ball Bearings: Permanently lubricated sealed bearings are extensively tested to ensure extended life and smooth, quiet operation.
  • Pump and Motor Shaft: One piece threaded shaft for positive impeller drive and alignment. Shaft is stainless steel for maximum corrosion resistance.
  • A Jet Package should be ordered with this Pump. All installations require an appropriate size adapter flange or casing adapter if bolt-on feature is desired.
More Information
Model Number MSD-7
Series MS Vertical Multi-Stage Deep Well Jet Pump
Max Flow (GPM.) 12
Max Flow GPH 720
TDH Maximum (Ft) 316
TDH Maximum (PSI) 137
Horse Power (HP) 3/4
Horsepower (IE .5, 1, 1.5, 20) 0.7500
Inlet Connection Type FNPT
inlet size 1 ¼"
Inlet (In.) 1.25
Outlet Connection Type FNPT
Outlet (In.) 1
Wetted Materials CI-Plastic
Voltage (V) 115/230
Voltage (Range) 110-120/220-240
Phase (Ø) Single (1)
Self Priming Yes
Viscosity Water 1.00 cp 31.00 ssu
Shaft 416SS
Mechanical Seal No
Mechanical Seal Face Carbon-ceramic
Mechanical Seal Type Single
Impeller Material Noryl
Cord Length (Ft.) 0
Drain Yes
Port Rotation Yes
Country of Manufacture United States
Weight (Lbs) 70.000000
Warranty (YRS.) 1

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