Skip Content


316 Stainless Steel Santoprene® Single Double Diaphragm Pump, 179 gpm, 120 psi

  • Item # 39N549
  • My Part #
  • Mfr. Model # SPSN20NPS
  • Catalog Page # N/A
  • UNSPSC # 40151548
Pump,2",179 gpm,Santoprene,Sanitary close

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.

CAD Downloads

Web Price $12,159.00 / each
Activate Now

to save with

Select AdvantageSM

This item requires special shipping, additional charges may apply.

Please sign in or register to access lists

Please sign in or register to access Quote

Get Free Standard Shipping
Jump to:
  • Shipping Weight 125.0 lbs.
Country of Origin USA Country 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

  • Item Double Diaphragm Pump
  • Pump Operation Type Air Operated
  • Max. Flow 179 gpm
  • Max. Temp - Pumps 275 Degrees F
  • Housing Material - Pumps 316 Stainless Steel
  • Inlet/Outlet Size 2"
  • Connection Style Tri-Clamp
  • Air Inlet Size 1/2" FNPT
  • Diaphragm Material - Pumps Santoprene(R)
  • Agency Compliance Sanitary (FDA Compliant), ATEX Certified
  • Valve Type Oil-Less Air Valve
  • Max. Flow GPM 179
  • Max. Operating Pressure 120 psi
  • Ball Material Santoprene(R)
  • Check Seat Material 316 Stainless Steel
  • Max. Dia. Solids 5/8"
  • Manifold Connection Single
  • Length 18-1/2"
  • Width 17"
  • Height 34-3/4"
  • Self-Priming Dry 15 ft.
  • Self-Priming Wet 27 ft.
  • Manufacturers Warranty Length 3 yr.
  • Includes Muffler
How can we improve our Technical Specifications?

Compliance and Restrictions


Replacement Parts

Alternate Search Terms

Customer Reviews

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.