Poly Diaphragm Pump DP-70-FP

The DP-70 series pump line is an all new compact 6.0 GPM spray pump capable of reaching an impressive 290 PSI. With its poly heads, it is ready to handle the harshest products on the market today. This series of pumps is available with a flange adapter (DP-70-FP), a gearbox (DP-70.1-GRP), and a gearbox and regulator so that you are up and running immediately (DP-70.1-GRIP).

2 diaphragms. Can be PTO, gasoline engine, or electric motor driven.



  • The heads are designed with a patented technology that includes an aluminum die-cast core inside a polypropylene structure offering superior strength.
  • Washers and diaphragm bolts are in 316 stainless steel, an exclusive feature.
  • Die cast crankcase incorporating a new cooling system.
  • New chemically resistant diaphragm material pre-deformed to reduce the amount of deflection, increasing diaphragm life. The diaphragm material is compatible with most of the corrosive chemicals on the market today.
  • A short crankshaft stroke means the longest life possible.
  • New connecting rods in special bronze alloy offer economical and trouble free service.
  • 316 stainless steel inlet and outlet check valves.


Model Max Flow GPM Max Pres. PSI Max Speed RPM Max Power HP Max Temp. ° F Suct. Hose Diam. Disch. Hose Diam. Weight LB Lube Oil
DP-70-FP 6.0 290 650 1.2 140° F 1″ Hose 3/4″ NPT 13 30 SAE


  • NEW DP-70.1-GRIP: Poly Pump includes gearbox for 3.5 and 5 HP engines and regulator with (2) outlets and shut-off valve.
  • NEW DP-70.1-GRP: Poly Pump includes gearbox for 3.5 and 5 HP engines, does not include a regulator.
  • All models are available in Poly.


Recommended Accessories:

  • SC-1132-2: Pressure Regulator.
  • DP-321009: Gearbox for 5 HP Engines.
  • DP-318793: 3/4″ Solid Shaft.
  • DP-318590: 1″ Solid Shaft.

Optional Accessories:

  • DP-310088: Female 1-3/8″ Shaft Kit.
  • DP-310049: Male 1-3/8″ Shaft Kit.
  • DP-31874897: Hydraulic Adapter (SAE “B”).
  • DP-94994297: Repair Kit.
  • DP-94994497: Valve Kit.