Skip Content

Pump,Diaphragm,1/2 In close
close x

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.
Megaphone How can we improve our Product Images?

Pump, Diaphragm, 1/2 In

Price $900.00 / each

Activate Now

to save with

Select AdvantageSM

Please sign in or register to access lists

Confirm ZIP Code to determine availability.


Invalid Zip Code


Ship to: (Change)


Invalid Zip Code

  • Item # 6PY49
  • Mfr. Model # 6PY49
  • UNSPSC # 40151548
  • Catalog Page # 3775
  • Shipping Weight 10.8 lbs.
Country of Origin JapanCountry of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Technical Specs

  • ItemDouble Diaphragm Pump
  • Operation TypeAir Operated
  • Valve TypeBall
  • Body MaterialAluminum
  • Inlet/Outlet Size1/2"
  • Connection StyleNPT
  • Air Inlet Size1/4" FNPT
  • Max. Flow GPM12
  • Max. Operating Pressure100 psi
  • Max. Temp.212 Degrees F
  • Diaphragm MaterialPTFE
  • Ball MaterialPTFE
  • Check Seat MaterialAluminum
  • Max. Dia. Solids1/32"
  • Manifold ConnectionSingle
  • Length8-21/32"
  • Width7-5/16"
  • Height10-43/64"
  • Self-Priming Dry5 ft.
  • Self-Priming Wet28 ft.
  • Manufacturers Warranty Length1 yr.
Megaphone How can we improve our Technical Specifications?

Compliance and Restrictions



Dayton Air-Operated Diaphragm Pumps are the most versatile pumps on the market. They are used in a wide variety of applications including general pump transfer, recirculation, dispensing, spraying, filling, rough metering dewatering, low shearing transfer, and evacuation. They are self-priming, dry running, portable, and intrinsically safe. They cannot overheat and can achieve a variable flow rate to match the application requirement. They can be used for a wide variety of liquids from acids, caustics, and solvents to high viscosity shear sensitive liquids including paints, inks, and adhesives, to abrasives and slurries.

Repair Parts

Displaying repair parts for model:
  • 6PY49

Alternate Products

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.