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Two Stage High Pressure Water Pumps
One Year Manufacturer Warranty

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AMT Pumps 4789-95 Two Stage High Pressure Water Pumps

1-1/2 in. NPT Inlet/Outlet, Engine Driven Fire Pump, Max 68 GPM, 5 HP, B and S Vanguard Gas Engine

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Model # Description Price Qty
4789-95 1-1/2 in. NPT Inlet/Outlet, Engine Driven Fire Pump, Max 68 GPM, 5 HP, B and S Vanguard Gas Engine $1,120.96

Add Optional Accessories

Model # Description Price Qty
C402-90 Wheel Kit $168.02
C372-90 1-1/2 in. x 50 ft. Discharge Hose $106.02
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AMT Pumps - 4789-95 - Two Stage High Pressure Water Pumps
1 Year Warranty

The AMT line of Engine Driven High Pressure pumps is designed for lawn sprinkling, agricultural spraying, dewatering, fire fighting, emergency water supply and pressure boosting. Two-stage models feature cast iron diffusers and 300 series stainless steel investment cast impellers for high efficiency producing up to 70 PSI that generally requires 8 horsepower or more from a single stage pump. Pumps offer a broad selection of gasoline engines from the leading engine manufacturer with dependable service worldwide. All models include: cast iron pipe nipples, 90° discharge elbow, strainer/foot valve and rugged heavy duty steel roll frame for protection and durability.

  • Cast Iron Construction with Stainless Steel Closed Impellers
  • Buna-N Mechanical Seal and O-Ring
  • 1-1/2 in. NPT Port Size
  • Self-Priming
  • Engine Options: Honda or Briggs and Stratton
  • Maximum Flow up to 68 GPM
  • Maximum Head up to 90 PSI
  • Heavy Duty Steel Roll Frame Included
  • Wheel Kit Available
  • Buna-N Mechanical Seal and O-ring
  • Stainless Steel High Efficiency Closed Impellers
  • Two NPT Pipe Nipples & 90° Discharge Elbow
  • Self-primes to 10 Ft. Without Foot Valve
  • Replaceable Volute/Diffuser
  • Maximum Temperature 180° F
  • Maximum Working Pressure 150 PSI
  • Delivers up to 68 GPM
  • Strainer/Foot Valve Included
  • Optional Wheel Kit Available


ModelHP ClassDriverRun Time (Hr.)Ship Wt. (Lbs.)Suc*Dis*L**WH
1787-95 5 HP Briggs & Stratton Vanguard 1.3 105 1.5 1.5 20.2 17.5 17.6
4789-95 5 HP Honda GX160 2.0 100 1.5 1.5 20.2 17.5 17.6

(*) Standard NPT (Male) pipe thread.
(**) This dimension may vary due to engine manufacturer's specifications.
NOTE:Dimensions are in inches and have a tolerance of 1/8 in.

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