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Udor Kappa 43 GR Diaphragm Pump

  • Includes a Gear Reduction for use with 4-6.5 HP gas engines with 3/4" shafts.
Final Price:
In Stock
Expected Delivery:
2-3 Days
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Product Description

The Udor Kappa-43/GR Diaphragm Pump includes a gear reduction for use on 4-6.5 HP gas engines with 3/4" shafts, allowing you to mount the pump to a gas engine, therefore speeding up productivity for your pumping and spraying operations.

Designed for tough, professional use, the Udor Kappa-43/GR is internally manifolded with anodized aluminum construction and features anodized aluminum and stainless steel liquid handling parts.

This medium pressure, three-diaphragm pump is compatible with many general use agricultural and lawn / garden chemicals, such as herbicides, pesticides, liquid fertilizers, de-icing materials, and other hard-to-handle fluids.

It is intended for numerous horticultural, agricultural, and lawn care applications, including: weed, pest, and insect control, turf spraying, tree spraying, fluid transfer, concrete curing compound, and more.

Important: Protect your pumps from freezing by flushing the pump and system with a 50/50 mixture of antifreeze and water.


  • Max. Flow: 10.5 GPM
  • Max. Pressure: 560 PSI
  • Max. Rated Speed: 3600 RPM (when gas engine mounted)
  • Max. Fluid Temperature: 140° F (60° C)


  • Equipped with: Gear Reduction for 4-6.5 HP gas engines with 3/4" shafts and a control unit with adjustable pressure regulator, manual dump lever, and pressure gauge
  • Port Sizes: 1" inlet, two 1/2" outlets, 3/4" bypass
  • Pump Shaft Rotation: CW and CCW (bi-rotational)
  • Housing: Anodized aluminum
  • Diaphragms: 3 Desmopan diaphragms
  • Large capacity oil-bath crankcase
  • Visual oil sight gauge
  • Stainless steel check valves
  • Self-priming pump can be run dry
  • Weight: 39 lbs.

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