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127SS Watts

Bronze Process Steam Pressure Regulators

Series 127SS Process Steam Pressure Regulators are used in commercial, industrial, and institutional applications to regulate steam pressure in the main line and large capacity process services. They feature a bronze body with NPT threaded inlet and outlet connections, single seat, and diaphragm. Sizes 1 1/2 to 3 in. have stainless steel disc. Series 127SS is designed for initial pressures up to 250psi (17.5 bar).


  • Stainless steel valve disc
  • Designed for convenient maintenance so regulator service can be quickly restored
  • Single seated, direct acting, diaphragm type regulator
  • Bronze body with threaded connections

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Approval Information

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