DD6 Diaphragm Pump

The DD6 is a tough and versatile self-priming diaphragm pump designed to transfer liquids of high or low viscosity.

Click to enlarge
1 image available

  • Brands:
  • Applications:
    Agriculture, Bulk Chemicals, Water, Ag-Chem, OEM, Solvents, Chemical Transfer, Drum
  • Industries:
    Ground Water Development and Irrigation, Wastewater Collection and Treatment, Water Supply and Distribution, Water Treatment

Unique Mounting Design enables closed system mixing, transfer and rinsing.

Durable Glass-filled Polypropylene Pump Housing and stainless steel drive unit provide excellent corrosion resistant.

Six-celled Piston Diaphragm construction can run dry without damage.

Slip-in-place Discharge Port rotates 120° for easy operation.

Separate Pump Unit and Motor. Patented 12-Volt battery operated drive unit is easily removable to allow multiple unit pumping with a single motor. Optional 110-volt motor available.

Low Amperage Draw allows motor to drive pump without overheating.

Available Drive Unit Package-10 and Drive Unit Package-10SS includes the DD6 motor, SEM-10 or SEM-10SS electronic flow meters, discharge elbow and discharge hose with ball valve and spout. Drive Unit Package-10 is shown below.


  • Closed system mixing
  • Run-dry capability
  • Standard manual tank vent
  • Materials of construction
    • Pump unit housing - Glass-filled polypropylene
    • Internal wetted parts - Nylon, Ryton® and stainless steel
    • Diaphragm, gaskets and O-rings - Reinforced EPDM (Viton® optional)
    • Suction tube - Polyethylene
    • Coupling - EPDM
    • Hose clamps - Stainless steel (Viton® optional)
  • Operating parameters
    • Flows to 1.8 m3/h (8 gpm)
    • Pressures to 1.7 bar (25 psi)
    • Motor speeds to 2600 rpm
    • Operating current of 12-16 amps

®Viton and Ryton are registered trademarks of the DuPont Company.

Show/hide all languages

Showing all languages below...

Scienco® Products Product Reference Manual

Scienco® Products Product Reference Manual

Scienco DD6 Pump Bulletin

Select format:
8.5 x 11

Flowserve Scienco Pump - Self-Priming Diaphragm Pump and Motor

Scienco Product Support Catalog

Select format:
8.5 x 11

Flowserve Scienco Product Support Catalog (Includes PH6, DD6, AP and HP Pumps as well as SEM Flow Meters)

Scienco CT6 and CT6 DEF Pump

Description: With market-leading flow rates, the CT6 self-priming diaphragm pump is the premier solution for agricultural and DEF transfer needs.

SEM-10SS Stainless Steel Electronic Flow Meter

Description: The SEM-10SS electronic flow meter is a multiple use, non-commercial nutating disc flow meter with electronic LCD readout. Constructed of stainless steel and plastic, the versatile SEM-10SS can be used with many chemicals and petroleum products.

PH6 Panther Diaphragm Transfer Pump

Description: The PH6 Panther diaphragm pump is a non-UL rated polypropylene and Nylon transfer pump for both low and high viscosity fluids. The PH6 pump has become the standard for many ag chem mini-bulk systems.

Scienco BC6

Description: The Scienco BC6 pump is a versatile self-priming diaphragm pump designed for use with intermediate bulk containers. Its removable drive unit offers reduced total operating costs.

EZ Handler HP-30 and HP-55 Drum Pumps

Description: The HP-30 and HP-55 drum pumps are designed to efficiently deliver high volumes of harsh and viscous chemicals at low pressures.

SEM-10 and SEM-10FT Flow Meters

Description: The SEM-10 and SEM-10FT electronic flow meters offer simple one-touch operation and come ready to use.

Ready to buy?

1. Find your closest Flowserve sales contact by using our global sales contacts locator.

2. Call or email the Flowserve sales contact and provide your required specifications.

Still gathering information?

To learn more about Flowserve products, subscribe to our e-mail newsletter.

Ask a Question

Required Fields

Please choose which of the following best describes you: