All-Flo 1/4 in. NPT Diaphragm Pump A025-SQK-TTKT-Y70


Short Description

SKU: 329


1/4” (3mm) PVDF/PTFE

Reliable polypropylene air section combined with a wide a wide array of casing materials and elastomers ensure maximum chemical compatibility. Ideal for low volume clean fluids transfer applications.

*Suitable for clean fluids transfer

*Compact Box Style Design

*Intermittent duty non-metallic air section

*Muffler Included


Physical Dimensions See Drawings

Air Inlet ¼â€¨
Liquid Inlet ¼

Liquid Outlet ¼â€¨
Weight 5 (3.2) LBS(KG)


Maximum Flow 4.3 gpm (16.3 lpm)

Maximum Air Pressure 100 psi (6.8 bar)

Maximum Solids 1/16 (1.6 mm)

Max Suction Lift Dry 17 ft (5.0 m)

Max Suction Lift Wet 26 ft (7.9 m)

Max Temperature 150 (66) °F (°C) 

Noise Level (with muffler) 86 dBA

Free shipping to the continental United States.

Click here for the pump curve chart and spec sheet


All-Flo Pumps

All-Flo makes the world's most efficient air operated diaphragm pumps. 100% manufactured in the USA. Customizable for any application. The most popular All-Flo pumps are available for online purchase below. Nobody sells All-Flo for less. Call our pump experts at (484) 369-0140 if you have questions or would like to place an order by phone. Visit and learn why they are the best!

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