Skip to main content
Watts Fittings Dielectric Unions
Watts Link

Watts 3/4 In Lead Free Dielectric Union, Female Iron Pipe Thread To Female Iron Pipe Thread Galvanized Connections

SKU: 0821931

Questions About Watts 0821931?
Crescent Baths & Kitchens has professionals available to assist you with your selection from Watts.
Email an Expert

More Like This

Product Details

Watts 0821931

This 3/4'' lead free dielectric union is used in commercial and residential applications to prevent accelerated corrosion and deterioration in the piping system due to galvanic and stray current. It is installed between pipes made from dissimilar metals and is used on applications such as hot water storage tanks, water and air conditioners, processing tanks, steam, gas, and water piping. It consists of a FIP thread to FIP thread (galvanized) connections, union nut, two tailpieces, and a Buna-N gasket that separates the tailpieces to prevent an electric current from occurring. The maximum temperature is rated up to 180 deg F (82 deg C) at 250 psi (17.2 bar).


  • UPC 098268461497
  • Online Product ID 9692777
  • Adapter Material Steel
  • Gasket Material Buna-N
  • Gasket Maximum Pressure Bar 17.2
  • Gasket Maximum Pressure Psi 250
  • Gasket Maximum Temperature 180 deg F
  • Inlet Connection Size 0.75''
  • Inlet Connection Size Metric 20 mm
  • Inlet Connection Type Female Threaded
  • Inlet Material Steel
  • Inlet Thread Type NPT
  • Insulator Material Polysulfone
  • Lead Free yes
  • Maximum Working Pressure Psi 250
  • Maximum Working Temperature Deg F 180
  • Nut Material Steel
  • Outlet Connection Size 0.75''
  • Outlet Connection Thread Type NPT
  • Outlet Connection Type Female Threaded
  • Outlet Material Steel
  • Series LF3004

Additional information

  • Maximum temperature 180 deg F (82 deg C)
  • Buna-N gasket
  • FIP thread to FIP thread (galvanized) connections
  • Maximum pressure is 250 psi (17.2 bar)

Resources

About This Brand

Navigate to top of page