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Manufacturers Index > AMT Pumps > Pedestal & Diaphragm Pumps > American Machine Self-Priming Diaphragm Pumps > View Items  

American Machine Self-Priming Diaphragm Pumps

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The AMT line of 2" and 3" Diaphragm pumps features 2-stage, 44 to 1 gear reduction with a large diameter output gear and heavy duty ball bearing construction. Often referred to as Mud Pumps or Sludge Pumps, diaphragm pumps are designed to pump mud, slurry, sewage, and thick liquids that have the ability to flow. AMT Diaphragm pumps are available with a choice of drivers to meet your application requirements: Briggs & Stratton or Honda gasoline engines, Yanmar Diesel, and 115 VAC electric motor with weatherproof cord and switch. Built-in molded polyurethane flapper/ check valve assures self-priming to 20 ft. after initial prime. Heavy duty gear box is designed to operate pumps at 40 strokes per minute for Electric Motor Models and 60 strokes per minute for Engine-Driven Models. Each unit includes a 2" or 3" NPT steel suction strainer, two NPT nipples, and a wheel kit with 10" semi-pneumatic transport wheels for portability. Models 336E-K6, 336G-K6, 335G-K6, and 335E-K6, are kits provided less motor or engine. Pumps are designed for use with non-flammable liquids which are compatible with pump component materials. Suction and discharge port size cannot be reduced.
  • Sand cast aluminum construction for portability and durability
  • Thermoplastic Rubber Diaphragm
  • 2" to 3" NPT suction and discharge sizes
  • 1-5/8" Diameter solids handling capability
  • Modular component design permits easy maintenance and cleanout
  • Engine Driven Models: Choice of Honda and Briggs & Stratton Gas or Yanmar diesel engines
  • Delivers up to 90 GPM
  • Maximum Temperature 180ºF

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Item #


Suction Port Size

Discharge Port Size

Shipping Weight


Unit Price





336G-96 Honda GX120 2" NPT 2" NPT 125 lbs 4 hp $1,725.00 125 Pound 43.8 Inch 27.5 Inch 22.2 Inch
336E-96 1.5 HP Elec. Motor 2" NPT 2" NPT 131 lbs 1.5 hp $1,725.00 131 Pound 43.8 Inch 27.5 Inch 22.2 Inch
335G-96 Honda GX120 3" NPT 3" NPT 175 lbs 4 hp $1,837.50 175 Pound N/A N/A N/A
335E-96 1.5 HP Elec. Motor 3" NPT 3" NPT 186 lbs 1.5 hp $1,875.00 186 Pound N/A N/A N/A
335H-96 Honda GX160 3" NPT 3" NPT 182 lbs 5 1/2 hp $1,875.00 182 Pound N/A N/A N/A
336G-K6 Engine Required 2" NPT 2" NPT 95 lbs GKIT hp $1,575.00 95 Pound N/A N/A N/A
336E-K6 Motor Required 2" NPT 2" NPT 95 lbs EKIT hp $1,575.00 95 Pound N/A N/A N/A
335G-K6 Engine Required 3" NPT 3" NPT 146 lbs GKIT hp $1,650.00 146 Pound N/A N/A N/A
335E-K6 Motor Required 3" NPT 3" NPT 146 lbs EKIT hp $1,665.00 146 Pound N/A N/A N/A
  Results 1 - 9 of 9 1