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CGA350-1 - Miller CGA 350 Hydrogen Regulator Nut

Packaging: 1 per ea
$37.00/ea $25.85/1 per ea only $25.85/eaSave 30%

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OVERVIEW

Genuine Miller Replacement Nut for CGA 350 Regulators

Keep your gas equipment in top working condition with the Miller CGA350-1 Nut. Designed for regulators and pigtails requiring a CGA 350 connection, this nut is the standard replacement for Hydrogen, Methane, and Natural Gas setups. Over time, brass fittings can become worn, rounded, or stripped from repeated cylinder changes. Replacing the nut is a cost-effective way to restore the safety and functionality of your regulator without buying a whole new unit.

This nut features the industry-standard left-hand thread, easily identified by the notches on the hex, ensuring you never accidentally hook up a fuel gas regulator to an incompatible cylinder. It is built tough to withstand the rigors of the shop environment and provides the tight grip needed to prevent dangerous gas leaks. Compatible with most standard CGA 350 nipples, this Miller part is a must-have spare for any shop working with hydrogen or fuel gases.

Don't let a stripped nut stop production. The Miller CGA350-1 installs quickly and securely, getting you back to work with confidence. Trust in Miller's quality manufacturing for all your gas equipment repair needs. Whether you are outfitting a new manifold or fixing an old torch regulator, this nut delivers the performance you expect from Miller Electric.

Additional Information
Brand:Miller
Packaging Description:1 Per Ea
Gas Service:Hydrogen, Methane, Natural Gas, Carbon Monoxide
Connection Type:CGA 350
Material:Brass
Thread Direction:Left-Hand
Part Type:Nut

INCLUDED

  • 1 x Miller CGA350-1 Nut

APPLICATIONS

  • Hydrogen cylinder connections
  • Methane and Natural Gas regulators
  • Gas manifold systems
  • Laboratory gas distribution
  • Industrial welding and cutting setups
  • Regulator repair and maintenance

FAQ

CGA 350 is the standard connection for Hydrogen, Methane, Natural Gas, Carbon Monoxide, and Ethylene.

The CGA350-1 nut has left-hand threads, which is standard for fuel gas connections to prevent cross-connection with oxygen.

It is made of durable brass, which is the standard material for most compressed gas fittings due to its spark resistance and durability.

No, this product is the nut only. The nipple must be purchased separately if needed.

No, Oxygen regulators use a CGA 540 connection which has right-hand threads. This CGA 350 nut will not fit.

Left-hand thread nuts, like the CGA 350, typically have notches cut into the corners of the hex for easy visual identification.

Yes, this is a genuine Miller Electric replacement part, ensuring high quality and proper fitment.

You will need a wrench of the appropriate size to tighten the nut onto the cylinder valve or manifold fitting. Remember to turn counter-clockwise to tighten due to the left-hand thread.
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