Yamada NDP-5 Series

3.4 GPM Maximum Flow Rate

Compatible fluid connections:
0.25" fluid port

Yamada® NDP-5 series Air Powered Double Diaphragm (AODD) pumps provide a maximum flow rate of 3.4 gallons per minute. Yamada Diaphragm pumps are available in aluminum, stainless steel (316), Kynar® (PVDF), groundable acetal, and polypropylene construction, with a wide variety of diaphragm materials.

  • Intake & Discharge Connections:

    1/4" Female NPT

  • Air Inlet:

    1/4" Female NPT (includes ball valve)

  • Air Exhaust:

    3/8" Female NPT (includes silencer)

  • Air Supply Pressure (All Models) :

    20 to 100 PSI (1.4 to 7 kgf/cm²)

  • Discharge Volume Per Cycle:

    0.0085 gallons (35 cc)

  • Maximum Cycles Per Minute:

    All diaphragms: 400

  • Maximum Size Solid:

    N/A

  • Maximum Dry Suction Lift:

    5-feet

  • Air Motor:

    Standard: Ryton® Air Motor

  • Optional Coating:

    N/A

  • Notes:

    Hytrel®-fitted pumps include Hytrel® check balls & Buna N wetted o‑rings. Santoprene®-fitted pumps include Santoprene® check balls and EPDM wetted o‑rings.

  • Maximum Liquid Temperature*:

    Fitted with PTFE diaphragm.
    Groundable Acetal 180°F (82°C)
    Polypropylene (PPG) 180°F (82°C)
    Kynar® (PVDF) 212°F (100°C)
    Aluminum (ADC-12) 212°F (100°C) Stainless Steel (316) 212°F (100°C)

  • Weight and Dimensions:

    Aluminum
    Dimensions: 6.1" W × 5.87" H
    Net Weight: 3.3 lbs. (1.5 kg)
    Ship Weight: 4.3 lbs.

    Kynar® (PVDF)
    Dimensions: 6.14" W x 5.79" H
    Net Weight: 3.7 lbs. (1.67 kg)
    Shipping Weight: 4.7 lbs.

    Groundable Acetal
    Dimensions: 6.14" W x 5.79" H
    Net Weight: 3.7 lbs. (1.67 kg)
    Shipping Weight: 4.7 lbs.

    Polypropylene

    Standard Side Port
    Dimensions: 6.14" W x 5.79" H
    Net Weight: 3.0 lbs. (1.36 kg)
    Shipping Weight: 4 lbs.

    Center Port Option
    Dimensions: 6.14" W x 5.79" H
    Net Weight: 3.0 lbs. (1.36 kg)
    Shipping Weight: 4 lbs.

    Split Manifold
    Dimensions: 6.6" W x 5.87" H
    Net Weight: 3.0 lbs. (1.36 kg)
    Ship Weight: 4 lbs.

    Stainless Steel
    Dimensions: 6.1" W x 5.87" H
    Net Weight: 5.9 lbs. (2.68 kg)
    Ship Weight: 6.9 lbs.