Description
Yamada® NDP-15 Series Double Diaphragm Pumps
Yamada® NDP-15 series Air Powered Double Diaphragm (AODD) pumps provide a maximum flow rate of 13.5 gallons per minute. Pumps are available in aluminum, stainless steel (316), Kynar® (PVDF), groundable acetal, and polypropylene construction, with a wide variety of diaphragm materials.
13.5 Gallons/Minute Max.
1/2″ NPT Fluid Port
Intake & Discharge Connections
Polypropylene (PPG) 1: 1/2″ Female NPT
Kynar® (PVDF) 2: 1/2″ Female NPT
Groundable Acetal 2: 1/2″ Female NPT
Aluminum (ADC-12) 3: 1/2″ Female NPT
Stainless Steel (316) 3: 1/2″ Female NPT
Air Inlet
1/4″ Female NPT (includes ball valve)
Air Exhaust
3/8″ Female NPT (includes silencer)
1 Polypropylene pumps may be fitted with ball or flat check valves. Ball-type check valves are recommended for flooded suction applications. Flat-type check valves are recommended for suction lift applications.
2 Kynar® and Groundable Acetal pumps are fitted with flat check valves only.
3 Aluminum and Stainless Steel pumps are fitted with ball check valves only.
Maximum Liquid Temperature4
Diaphragm Material / Temperature
Buna N: 180°F (82°C)
Neoprene: 180°F (82°C)
Santoprene® (TPO) 180°F (82°C)
EPDM: 212°F (100°C)
PTFE 212°F (100°C)
Hytrel® (TPE) 248°F (120°C)
Viton® fluoroelastomer 248°F (120°C)
4 Polypropylene pumps have a maximum liquid temperature of 180°F (82°C) regardless of diaphragm material. Kynar® pumps have a maximum temperature of 248°F (120°C) when fitted with Hytrel® or Viton® diaphragms.
Air Supply Pressure (All Models)
20 to 100 PSI (1.4 to 7 kgf/cm²)
Discharge Volume Per Cycle
0.034 gallons (128 cc)
Maximum Cycles Per Minute
400
Maximum Size Solid
1/32″ (1.0 mm)
Maximum Dry Suction Lift
Flat-type check valve: 8-feet
Ball-type check valve: 5-feet
Air Motor
Ryton® air motor standard
Other Options
Weight and Dimensions
Dimensions: 8.66″ W x 10.71″ H
Net Weight: 9 lbs. (4 kg)
Shipping Weight: 11 lbs.
Dimensions: 8.66″ W x 11.73″ H
Net Weight: 9.4 lbs. (4.2 kg)
Shipping Weight: 11 lbs.
Dimensions: 8.66″ W x 11.73″ H
Net Weight: 9 lbs. (4 kg)
Shipping Weight: 11 lbs.
Polypropylene (NPT)
Dimensions: 8.66″ W x 11.73″ H
Net Weight: 7.7 lbs. (3.5 kg)
Shipping Weight: 9.5 lbs.
Polypropylene with Center Port Option
Dimensions: 8.66″ W x 11.73″ H
Net Weight: 7.7 lbs. (3.5 kg)
Shipping Weight: 9.5 lbs.
Dimensions: 8.31″ W x 9.7″ H
Net Weight: 13.6 lbs. (6.16 kg)
Shipping Weight: 15.5 lbs.
Notes
Hytrel®-fitted pumps include Hytrel® check balls and Buna N wetted o‑rings. Santoprene®-fitted pumps include Santoprene® check balls and EPDM wetted o‑rings.
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