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621-83060000 - Miller Smith 620 Series Silverline High Purity Two-Stage Regulator, CGA 350, 0-60 PSI

Packaging: 1 per ea
$1,089.34/ea $715.92/1 per ea only $715.92/eaSave 34%

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OVERVIEW

Reliable Gas Delivery for Critical Operations

When your work demands absolute consistency, the Miller Smith 620 Series Silverline Regulator delivers. Designed for professionals handling specialty gases, this two-stage regulator takes the guesswork out of pressure control. Whether you are running a laser system, a gas chromatograph, or a specialized welding setup requiring Hydrogen or Methane mixes (CGA 350), this regulator ensures that your equipment performs at its peak without the need for constant adjustment.

Why Choose a Two-Stage Regulator?

For welders and technicians, stability is key. A standard regulator might require you to adjust the pressure knob as your tank gets low to prevent pressure spikes. The Miller Smith 621-83-06-00-00 solves this with its two-stage architecture. It automatically compensates for the dropping cylinder pressure, giving you a "set it and forget it" experience. This means you can focus on your process, not your gauges, knowing that the flow remains rock-steady at your set point between 0 and 60 PSI.

Built Tough for Industrial Use

While it offers laboratory-grade precision, this regulator is built with industrial toughness. The body is machined from solid brass bar stock and nickel-plated for a clean, professional finish that resists tarnish and wear. The large 2-1/2 inch gauges are easy to read at a glance, even from a distance. The internal components, including a 316 stainless steel filter, are designed to protect the seat from debris, extending the service life of the unit significantly.

Safety First

Handling flammable gases requires equipment that prioritizes safety. This model features a capturable vent port, allowing you to attach a vent line to safely divert any gas discharge outdoors or to a scrubber system in the rare event of a diaphragm failure. This feature is essential for compliance in many shop and lab environments. With its robust construction and thoughtful engineering, the Miller Smith Silverline regulator is a trusted component for any high-purity gas system.

Additional Information
Brand:Miller
CGA Fitting:CGA 350
Item:Regulator
Max Inlet:3500 PSI
Max Outlet:60 PSI
Used On Which Gas:Methane/Hydrogen
Series:620 Silverline
Stage Type:Two Stage
Diaphragm Material:Stainless Steel
Body Material:Nickel Plated Brass
Gas Service:Specialty Gas, Hydrogen, Methane
Outlet Connection:1/4" Tube Fitting
Packaging Description:1 per ea

INCLUDED

  • Miller Smith 620 Series Silverline Two-Stage Regulator
  • Instruction Manual
  • Warranty Information

APPLICATIONS

  • Analytical Instrumentation
  • Gas Chromatography
  • Laser Gas Systems
  • Research Laboratories
  • Petrochemical Testing
  • High Purity Welding Shield Gas Mixing
  • Emission Monitoring Systems

FAQ

The CGA 350 fitting is standard for flammable gases such as Hydrogen, Methane, Carbon Monoxide, and Ethylene. Always verify your cylinder valve type before connecting.

A two-stage regulator provides constant outlet pressure regardless of changes in the inlet (cylinder) pressure. This is critical for applications requiring high stability over the life of the cylinder.

The stainless steel diaphragm prevents gas diffusion and off-gassing, which can occur with rubber diaphragms. This ensures the purity of the gas stream is maintained.

No, the Miller Smith 620 Silverline is designed for non-corrosive high purity gases. For corrosive service, a stainless steel body regulator is required.

The capturable vent (1/16" FNPT) allows you to pipe any vented gas away from the regulator to a safe location, which is a critical safety feature when using flammable or toxic gases.

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

Yes, Miller Smith equipment typically comes with the True Blue Warranty. Please check the specific warranty documentation included with the product for details.

Yes, the design is capable of withstanding internal vacuums, making it suitable for purge operations to maintain system purity.
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