USG Model 143 Regulator

The Model 143 models are built to perform. They feature precise pressure control, as well as outstanding performance and dependability. These gas regulators are also available with a low-pressure cut-off. 

The Model 143 regulators are used for both residential and small commercial and industrial applications, such as burners, furnaces, ovens, heaters, gas engines and others. 

The 143 offers smart features, including an internal relief valve and a union nut connection, which does not require bolts or screws to connect the body to the diaphragm assembly. This enables the regulators to be set in virtually any position for excellent field versatility. They are simple, rugged and precise regulators that deliver the results you desire. 

They are available with a variety of body sizes, loading springs and orifice sizes. These compact regulators also provide the outlet pressure ranges and the capacities to fit most applications for a 6″ service diaphragm regulator. 

Benefits & Features 

  • Installs in numerous mounting positions 

  • Delivers precise pressure control 

  • Low-pressure cut-off available 

  • Internal relief valve available 

  • Seven outlet pressure ranges 

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