Premium double nitrile diaphragms: our air-operated double diaphragm pump adopts nitrile diaphragms， durable， corrosion-proof， and long-lasting， maximum temperature: 150， maximum pressure: 120 psi; maximum flow rate: 39.6 GPM， maximum head lift 275.6 ft.

Sturdy & leak-proof construction: the diaphragm pump housing is made of aluminum alloy material， bolted against leakage， sturdy， and corrosion-proof for long-time use

Excellent air-operated performance: inlet/outlet port size: 1 in.; air inlet size: FNPT 1/2 in.. A high-quality glyd ring， the double-acting sealing， strengthens air performance

Unique & professional designs: our double diaphragm pump features an externally available air distribution system. the modular air valve is stainless. this low pulsation air valve provides smooth and rapid changeover for increased efficiency and minimizes downtime

Wide applications: this diaphragm pump can handle various fluids， such as waste oil， alcohol， hydraulic fluid， gasoline， diesel， detergent， drink， and so on. it is widely used in many industries， such as petroleum， metallurgy， mining， coating， printing， water treatment， and automobile

Specifications:type: air-operated double diaphragm，diaphragm material: nitrile， body material: aluminum alloy， inlet/outlet port: 1 in.， air inlet size: NPT 1/2 in.， max flow rate: 39.6 GPM， max head: 275.59 ft.，valve type: ball， suction: 0 to 16.4 ft.

Package content:1 x air-operated double diaphragm pump，1 x product manual