Mud Sucker 2FAC-M-DD2" Engine Double Diaphragm Pump

Pump up to 40 GPM with the Mud Sucker 2FAC-M-DD. Gas or diesel engine options available. Using next generation Mud Sucker EPDM flapper valve technology access the flappers in seconds.  

  • Runs dry without damage
  • Flapper valve double diaphragm design
  • Gas or diesel engines available
  • Financing available

Available Options


The Mud Sucker 2FAC-M-DD double diaphragm pump model enables you to perform multiple fluid transfer tasks. This Mud Sucker model is ideal for dredging applications and pumping out one or more tanks or several assembly line tasks. The 2FAC-M-DD series ships complete with heavy duty EPDM flapper valves and rugged diaphragms designed to enhance fluid transfer. The 2FAC-M-DD is capable of up to 40 GPM Fluid handling capabilities. You select either a 1 ½” or 2” connection.

Advanced Technology Flappers

Wastecorp’s exclusive EPDM flapper material is designed to pump the tough stuff including general wastewater, septic waste, sewage, waste oil, food processing waste and much more.

Engine Double Diaphragm Pump Protection

The Mud Sucker 2FAC-M-DD includes a standard pressure relief valve that stops the pump when a blockage occurs. Since a diaphragm pump is also a positive displacement pump, a pressure relief valve reduces the chances of damage in an over pressurization event.

Productivity Enhancing Accessories

Genuine Mud Sucker accessories like wheel kits, trailer mounts, lifting bails, non-collapsible hoses, pump strainers are also available for you 2FAC-M-DD

Strong Pump Shafts

Stronger shafts designed for long life cycles.

Several Drive Options

Select from gas or diesel engines from top rated manufacturers like Honda, Hatz, Kohler and Yanmar.

Mud Sucker Operator Safety

Ships complete with safety guards. Operator does not come into contact with moving shafts as long as the guards are in place.

Piping Options

Select from several available options designed for the needs of your specific application.

Heavy Duty Diaphragms

Built to outlast. Wastecorp diaphragm accept the most punishing pumping conditions.


Standard Features

ATV Wagon Kit
Standard Connection Type

Pump Specifications

Approx. Pump Operating Speed
66 RPM
Gear Reducer
Siemens or SEW Eurodrive
Max. Discharge Head
50’ Vertical or 22 psi
Max. Liquid Temperature
140°F (60°C) continuous
Max. Suction Lift
20’ Vertical or 75’ Horizontal
Performance Range - Max. Capacity
40 GPM
Power Transmission
5HP 3600RPM Honda GX160 Gas Engine (Electric Start)
Pump Specifications - Suction/Discharge Size
Pump Weight (Approx.)
175 lbs
Solids Handling
1½” Dia. or 50% by Volume

Materials of Construction

AISI 12L14 Carbon Steel
7” OD Neoprene with Reinforcement
Flapper Valves
Pump Castings
Aluminum A356, heat treated
Pump Rod
AISI 12L14 Carbon Steel

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