4R5V212 | 4 GROOVE 21.20" SHEAVE | Browning Stages_Heat Only **Key Features:** * Normally closed

4R5V212 4 GROOVE 21.20" SHEAVE Browning Stages_Heat Only **Key Features:** * Normally closed **Key Features:** * Normally closed design for positive sealing * 150# steam pressure rating for demanding applications * Durable brass construction for corrosion resistance * Spring return mechanism for quick and reliable operation **Applications:** * Steam distribution and control systems * Process industries requiring high pressure steam handling * Manufacturing facilities with steam based equipment * Hospitals and other medical facilities where steam sterilization is crucial At our HVAC supply store It detects low water situations and triggers an automatic shut off mechanism