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Air Operated Diaphragm Pumps

13 results found that include 367 products

An air operated diaphragm pump from Grainger can run with a continuous supply of compressed air. Air diaphragm pumps can be versatile enough to help provide dewatering functions or transfer weak acids from storage drums. Choose from a large selection of metallic and nonmetallic air diaphragm pumps in a wide range of diaphragm materials and dimensions. Shop Grainger first for high-quality air operated diaphragm pumps.Close

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  • FLOJET Air Operated Double Diaphragm Pumps
    • FLOJET
    • Multiple product options available

      Flojet® Double Diaphragm Pumps include models with polypropylene bodies, which can resist a wide array of chemicals and therefore can be used in various applications. Single manifold pumps feature a stallproof shuttle valve design and plug-in port fittings for easy installation.

      Multiple product options available

  • ARO Air Operated Double Diaphragm Pumps
    • ARO
    • Multiple product options available

      ARO® Air Operated Double Diaphragm Pumps allow you to pump thick, solids-laden liquids and slurries in applications such as mining and dewatering. Units are lightweight, can be easily transported where needed, and equipped with pneumatic operation to reduce exhaust and spark hazards. Models with an unbalanced air valve and independent pilot rod are designed to help prevent stalling, sticking, centering, and freezing. Self-priming pumps are capable of running dry.

      Multiple product options available

  • DAYTON Air Operated Double Diaphragm Pumps
    • TM

      Grainger Choice

    • DAYTON
    • Multiple product options available

      Dayton® Air Operated Double Diaphragm Pumps are ideal for general pump transfer, recirculation, dispensing, spraying, filling, rough metering dewatering, low shearing transfer, and fuel evacuation. Dry-running models are portable and designed to be intrinsically safe. Pumps resist overheating and are suitable for a wide variety of liquids, from acids, caustics, and solvents, to high-viscosity shear sensitive liquids including paints, inks, and adhesives. Also suitable for abrasives and slurries.

      FDA-Compliant Models are suitable for use in food, pharmaceutical, and cosmetics applications where 3A and USDA certification is not required.

      Multiple product options available

  • SANDPIPER Air Operated Double Diaphragm Pumps
    • SANDPIPER
    • Multiple product options available

      Sandpiper® Air-Operated Double Diaphragm Pumps are designed for intermittent/on-demand and portable applications handling moderately abrasive fluids and suspended solids. They can easily pump slurries, solvents, and high-viscosity liquids such as paints and inks. Pumps feature all-bolted construction and abrasion- and corrosion-resistant materials.

      Multiple product options available

  • WARREN-RUPP Air Operated Double Diaphragm Pumps
    • WARREN-RUPP
    • Multiple product options available

      Warren-Rupp Air Operated Double Diaphragm Pumps Can be run dry without damage. They are capable of deadheading against a closed discharge.

      Multiple product options available

  • VERSA-MATIC Air Operated Double Diaphragm Pumps
    • VERSA-MATIC
    • Multiple product options available

      Versa-Matic Air Operated Double Diaphragm Pumps feature standard-duty band clamp construction to help ease maintenance. They are interchangeable with Wilden Original Series pumps. Models equipped with the Elima-Matic® Air Valve System help to offer no stalling, lube-free performance. Note: Flow rate depends on air pressure and fluid viscosity.

      Multiple product options available

  • STANDARD PUMP Air Operated Double Diaphragm Pumps
    • STANDARD PUMP
    • Multiple product options available

      Standard Pump Air Operated Double Diaphragm Pumps can be quickly disassembled for cleaning (COP). FDA- and 3A-compliant models also can be sanitized in place (CIP). 304 stainless steel pumps are engineered for food and cosmetic applications in compliance with FDA CFR 21.

      Multiple product options available

  • Buna N Buna N Repair Pump Kit
    DAYTON Air Operated Repair Pump Kits
    • TM

      Grainger Choice

    • DAYTON
    • Dayton® Air Operated Repair Pump Kits are suitable for use with compatible Air-Operated Double Diaphragm Pumps, available separately.

    • Item # 34TJ48
    • Mfr. Model # 34TJ48
    • Repair Pump Kit, Pump Operation Type Air Operated, Max. Temp - Pumps 180 Degrees F, Housing Material - Pumps...More

  • SANDPIPER Natural Gas Operated Double Diaphragm Pumps
    • SANDPIPER
    • Multiple product options available

      Sandpiper® Natural Gas-Operated Double-Diaphragm Pumps are fully groundable to help prevent static discharge. They are CSA-Certified for operation using natural gas. Compliant with NACE Standard MR0175/ISO15156.

      Multiple product options available

  • Aluminum Buna N Double Diaphragm Pump, 46 gpm, 100 psi
    DAYTON Natural Gas Operated Double Diaphragm Pumps
    • TM

      Grainger Choice

    • DAYTON
    • Dayton® Natural Gas Operated Double Diaphragm Pumps are certified to run on natural gas. Use in a wide variety of applications including general pump transfer, recirculation, dispensing, spraying, filling, rough metering dewatering, low shearing transfer, and evacuation. Self-priming pumps can run dry and are capable of pumping slurries, solvents, and high-viscosity liquids, such as paints and waste oils.

    • Item # 22A593
    • Mfr. Model # 22A593
    • Double Diaphragm Pump, Pump Operation Type Natural Gas Operated, Max. Flow 46 gpm, Max. Temp - Pumps 180...More

  • PTFE/EPDM Repair Pump Kit
    WHITE KNIGHT Air Operated Repair Pump Kits
    • WHITE KNIGHT
    • White Knight Air-Operated Repair Pump Kits include essential items for double diaphragm pumps, such as lubricants, o-ring seals, diaphragm shafts, center and main sleeve assembly units, and more. Use with compatible pumps, available separately.

    • Item # 20UE09
    • Mfr. Model # RBPSD06-1
    • Repair Pump Kit, Pump Operation Type Air Operated, Diaphragm Material - Pumps EPDM, PTFE, Agency Compliance...More

  • WHITE KNIGHT Air Operated Double Diaphragm Pumps
    • WHITE KNIGHT
    • Multiple product options available

      White Knight, PSD Series Air Operated Double Diaphragm Pumps feature a leak-proof design and are icing-resistant. The design also helps reduce the level of noise. The flow path makes it ideal for use in applications that include corrosive or toxic liquids, viscous fluids, or slurry. Easy to install. No exposed metals.

      Multiple product options available

  • EDSON Air Operated Diaphragm Pumps
    • EDSON
    • Multiple product options available

      Edson® Air Operated Diaphragm Pumps are safe to run when dry. They are also easy to set up, maintain, clean, and use. Suitable for applications including ground water remediation, oil and water separations, sump and drum transfers, and more.

      Multiple product options available

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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More