Skip Content

Want to pay an invoice? Please call us at 1-800-GRAINGER (1-800-472-4643).

Diaphragm Pumps

5 results found that include 21 products

Filter Results By

Applied Filters

Clear All

Branch Availability
Item
Operation Type
Valve Type
Body Material
Inlet/Outlet Size
Connection Style
Air Inlet Size
Max. Flow GPM
Max. Operating Pressure
Max. Temp.
Diaphragm Material
Ball Material
Check Seat Material
Max. Dia. Solids
Manifold Connection
Standards
Brand
Price
Shop By
Results per page:  16 | 32 | 48
  • Multiple product options available

    These nonmetallic, air-operated, double-diaphragm pumps are designed to pump solvents, slurries, and other high-viscosity liquids such as inks and paints. Each features an all-bolted, injection-molded body, which is structurally reinforced with fiber fill. They also feature spring-assisted air valves with proprietary seal rings that require no lubrication. Pumps are self-priming to 15 ft. wet, or 10 ft. dry. Each features run-dry capability.

    Multiple product options available

316 Stainless Steel Hytrel Single Double Diaphragm Pump, 32
  • TM

    Grainger Choice

  • DAYTON
  • These metallic, air-operated, double-diaphragm pumps are designed for pumping slurries, solvents, and high-viscosity liquids such as paints and waste oils. The self-priming pumps can also run dry. Each features a spring-assisted air valve with proprietary seal rings, and will never require lubrication. Use in a variety of applications including general pump transfer, recirculation, dispensing, spraying, filling, rough metering dewatering, low shearing transfer, and evacuation.

  • Item # 22A604
  • Mfr. Model # 22A604
  • Double Diaphragm Pump, Operation Type Air Operated, Valve Type Ball, Body Material 316 Stainless Steel,...More

  • SANDPIPER
  • Multiple product options available

    Sandpiper® pumps are designed to pump solvents, slurries, and high-viscosity liquids such as paints and inks. Each features all-bolted construction and abrasion- and corrosion-resistant materials. The freestanding support base is useful in portable applications. Pumps are self-priming to 15 ft. wet, or 10 ft. dry. Each features run-dry capability.

    Multiple product options available

Aluminum Nitrile NPT Diaphragm Pump, 20 gpm, 5 psi
  • EDSON
  • These air-operated diaphragm pumps are engineered to run with a continuous supply of compressed air. They can be used to help provide dewatering functions, or to transfer weak acids from storage drums.

  • Item # 45DZ12
  • Mfr. Model # 22050
  • Diaphragm Pump, Operation Type Air Operated, Valve Type Flap, Body Material Aluminum, Inlet/Outlet Size 1-1/2...More

  • VERSA-MATIC
  • Multiple product options available

    Versa-Matic® double diaphragm pumps feature standard-duty band clamp construction for easy maintenance. They also feature the Elima-Matic® Air Valve System for stall-free and lube-free performance. They are interchangeable with Wilden Original Series pumps.

    Multiple product options available

Results per page:  16 | 32 | 48
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More