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Graco 224894 Suppressor Surge SST/PTFE

The Graco 224894 Suppressor Surge SST/PTFE helps stabilise fluid flow by reducing pulsation in diaphragm and low-pressure pumping systems.

  • Stainless steel body with PTFE diaphragm
  • 3/4" NPT fluid ports
  • Improves flow consistency and reduces pressure spikes
  • Suitable for industrial fluid-transfer applications

$975.12
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Product Details for Graco 224894 Suppressor Surge SST/PTFE

Compatible Machines

This Graco 224894 Suppressor Surge SST/PTFE is designed for use with systems built around low-pressure diaphragm or reciprocating pumps. It is typically installed inline to stabilise output pressure and reduce pulsation.

  • Industrial fluid-transfer systems using double-diaphragm pumps
  • Low-pressure reciprocating pump setups
  • Paint, coating, chemical and adhesive transfer lines using Graco diaphragm pumps

Overview

The Graco 224894 Suppressor Surge SST/PTFE is a pulsation-dampening component engineered to smooth fluid flow and reduce pressure spikes in pumping systems. Its stainless-steel construction and PTFE diaphragm provide long service life and compatibility with a wide range of fluids.

Technical Specifications

Fluid Inlet / Outlet 3/4" NPT
Air Inlet 1/4" NPT
Air Exhaust 1/2" NPT
Maximum Working Pressure Up to 100 psi
Construction Materials Stainless Steel Body / PTFE Diaphragm
Primary Purpose Reduce pulsation and stabilise fluid output pressure

Frequently Asked Questions

It absorbs pressure spikes generated by diaphragm or reciprocating pumps, creating a smoother and more consistent fluid flow, improving downstream equipment performance and lifespan.

Yes, its stainless-steel housing and PTFE diaphragm allow compatibility with a wide range of chemicals, coatings and industrial fluids.

It is commonly installed on the pump outlet side, ahead of downstream hoses, valves, and dispensing equipment to stabilise flow.

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