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621-83080000 - Miller Smith Silverline 620 Series High Purity 2-Stage Oxygen Regulator, 0-60 PSI

Packaging: 1 per ea
$1,285.67/ea $844.95/1 per ea only $844.95/eaSave 34%

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OVERVIEW

Reliable Oxygen Delivery for Professional Fabrication

When precision and reliability are non-negotiable in your welding or laboratory setup, the Miller Smith 621-83-08-00-00 Silverline Regulator stands out as a top-tier choice. Designed for professionals who demand consistency, this two-stage regulator solves one of the most common frustrations in gas delivery: fluctuating pressure. With a standard single-stage regulator, you often have to constantly adjust your settings as your gas cylinder empties. The Miller Smith Silverline two-stage design eliminates this hassle by automatically compensating for the drop in cylinder pressure, ensuring that your flow remains rock-steady from the moment you crack the valve until the tank is nearly empty. This stability is crucial for maintaining weld quality and process accuracy.

Durability is built into every inch of this unit. The body is machined from brass bar stock and finished with nickel plating, giving it a rugged exterior that can withstand the wear and tear of industrial environments while resisting corrosion. Inside, a stainless steel diaphragm replaces the standard rubber components found in lesser regulators. This upgrade not only improves the accuracy of your pressure settings but also significantly extends the service life of the regulator, as stainless steel does not degrade or stretch over time. The large, easy-to-read 2-1/2 inch single scale gauge allows for quick verification of your delivery pressure, which is adjustable from 0 to 60 PSI.

Safety is always a priority with Miller Smith equipment. This model includes capturable vents, a feature that allows you to pipe any potential venting away from the workspace, adding an extra layer of protection for the operator. The metal-to-metal seals ensure a tight, leak-free connection, and the integrated filtration system protects the internal seat from debris, preventing premature failure. Whether you are setting up a high-precision TIG station, a laboratory gas supply, or a specialized manufacturing process, the Miller Smith 621-83-08-00-00 delivers the purity, control, and peace of mind you need to focus on the job at hand.

Additional Information
Brand:Smith Equipment
Cga Fitting:CGA 540
Item:Regulator
Max Inlet:3500 PSI
Max Outlet:60 PSI
Used On Which Gas:Oxygen
Gas Type:Oxygen
Stage Type:Two Stage
Body Material:Nickel Plated Brass
Diaphragm Material:Stainless Steel
Series:620 Silverline
Outlet Connection:1/4" Tube Fitting
Gauge Size:2-1/2 inch
Packaging Description:1 per ea

INCLUDED

  • Miller Smith 621-83-08-00-00 Two-Stage Regulator
  • Owner's Manual / Warranty Information

APPLICATIONS

  • Specialty Gas Delivery
  • Laboratory and Research Applications
  • High Precision Welding and Fabrication
  • Non-Corrosive Gas Control
  • Purging Operations

FAQ

A two-stage regulator reduces the cylinder pressure in two steps. This design provides a constant delivery pressure regardless of fluctuations in the inlet pressure (such as when the gas cylinder empties), eliminating the need for frequent readjustment.

The CGA 540 connection is the standard fitting for Oxygen service in the United States. This regulator is designed for use with Oxygen or other compatible non-corrosive gases using this fitting.

A stainless steel diaphragm provides maximum accuracy and does not suffer from the 'memory effect' or elasticity changes that rubber diaphragms do. It also prevents off-gassing, ensuring higher gas purity.

This regulator has a delivery pressure range of 0-60 PSI, making it suitable for applications requiring low to medium pressure control.

A capturable vent means the regulator bonnet has a threaded port (1/16" FNPT) that allows you to attach a tube to pipe away any vented gas. This is a safety feature for hazardous environments or when using specific gases.

Yes, the Miller Smith 620 Silverline series is designed to withstand internal vacuums, making it suitable for systems that require purging before gas flow is initiated.

No, this regulator is designed for non-corrosive gases. It features a brass body and stainless steel diaphragm, which are excellent for high purity non-corrosive applications but may react with corrosive media.

The maximum inlet pressure rating for this regulator is 3500 PSI.
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