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620-03100000 - Miller Smith 620 Series Silverline High Purity 2-Stage Regulator, CGA 590, 0-25 PSI

Packaging: 1 per ea
$1,548.26/ea $1,017.54/1 per ea only $1,017.54/eaSave 34%

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OVERVIEW

Reliable Industrial Air Control

For professional welders and industrial fabricators requiring precise control over industrial air supplies, the Miller Smith 620 Series Silverline Regulator stands out as a top-tier solution. This two-stage regulator is built to eliminate the common headaches associated with standard gas equipment. By utilizing a two-stage reduction system, it steps down the high cylinder pressure (up to 3500 PSI) in two distinct phases. The result is an incredibly stable delivery pressure of 0-25 PSI that doesn't fluctuate, even as your tank pressure drops throughout the day. This means you can set your pressure once and trust it to hold steady, allowing you to focus on your work rather than constantly adjusting your equipment.

Built for the Shop Environment

Durability is key in any industrial setting, and the 620 Series delivers with a rugged brass bar stock body that is nickel-plated for extra protection. This construction not only looks professional but stands up to the wear and tear of daily shop use. The regulator features a CGA 590 inlet connection, making it the correct fit for standard industrial air cylinders. The large 2-1/2 inch gauge is easy to read at a glance, ensuring you always know your delivery settings. Furthermore, the regulator is designed with a filtered seat and a 316 stainless steel inlet filter, which helps prevent debris from the cylinder from damaging the regulator seat, extending the lifespan of your equipment.

High Purity Performance

While built tough, this regulator also offers the finesse needed for high-purity applications. It features a stainless steel diaphragm instead of a rubber one. This design choice is superior for maintaining the purity of the gas stream, as it prevents the rubbery smell or contaminants often associated with standard diaphragms. The metal-to-metal seal ensures a tight, leak-free connection that you can rely on. Whether you are running pneumatic tools that require precise low pressure, purging systems, or supplying air to sensitive equipment, the Miller Smith 620 Series provides the consistent, clean flow you need.

Safety and Versatility

Safety is built into the design with a capturable vent in the bonnet. This allows for the safe venting of gases if a diaphragm failure were ever to occur, adding an extra layer of protection for the operator. The regulator is also capable of withstanding vacuum purging, making it versatile for various setup procedures. When you choose the Miller Smith 620 Series, you are investing in a regulator that combines the heavy-duty reliability of industrial equipment with the precision of laboratory-grade instrumentation.

Additional Information
Brand:Miller
Cga Fitting:CGA 590
Item:Regulator
Max Inlet:3500 PSI
Max Outlet:25 PSI
Used On Which Gas:Industrial Air
Series:620 Silverline
Gas Type:Industrial Air, Specialty Gas
Stages:Two Stage
Body Material:Nickel Plated Brass
Diaphragm Material:Stainless Steel
Filter Material:316 Stainless Steel
Gauge Size:2-1/2 inch
Vent Connection:1/16 inch FNPT
Packaging Description:1 per ea

INCLUDED

  • Miller Smith 620 Series Two-Stage Regulator
  • 2-1/2 Inch Single Scale Gauge
  • Instruction Manual

APPLICATIONS

  • Analytical Instrumentation
  • Gas Chromatography
  • Emission Analysis Systems
  • High Purity Industrial Air Delivery
  • Laboratory Research
  • Process Control Systems
  • Petrochemical Testing

FAQ

A two-stage regulator reduces cylinder pressure in two steps, providing a constant delivery pressure regardless of fluctuations in the inlet pressure as the cylinder empties. This eliminates the need for frequent readjustment.

The CGA 590 connection is typically used for Industrial Air and certain specialty gases like Sulfur Hexafluoride. Always verify your cylinder valve matches this connection.

A stainless steel diaphragm is non-permeable and does not outgas like elastomeric (rubber) diaphragms. This ensures the purity of the gas stream is maintained, which is critical for analytical applications.

No, the Miller Smith 620 Series Silverline is designed for non-corrosive gases. It features a nickel-plated brass body which is suitable for high purity inert and non-corrosive service only.

This regulator is rated for a maximum inlet pressure of 3500 PSI.

Yes, the regulator features threaded front and rear bonnets which facilitate panel mounting for integrated system setups.

This model (620-03-10-00-00) is calibrated for a delivery pressure range of 0-25 PSI.

The capturable vent (1/16" FNPT) in the bonnet allows users to pipe vented gases away to a safe location in the event of a diaphragm failure, enhancing safety in confined or sensitive environments.
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