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Single Clapper Siamese Connection Back Outlet

Single Clapper Siamese Connection Back Outlet

Part Number SCS4025F
Origin U.S.
Branding Auto-Sprinkler
Material Cast Brass
Inlet (2) 2-1/2" female NST (NH)
Outlet 4" female NPT
Maximum Operating Pressure 250 PSI
Mandatory Pkg/Box Qty 1
Weight Lb 10.9200
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  • Provides the required 500 GPM minimum to supplement the fire protection as an auxiliary inlet connection to the water supply. (250 GPM minimum per inlet.)


  • UL listed
  • ULC listed
  • Factory Mutual approved


  • The swing clapper design provides an unobstructed waterway.
  • Exposed Fire Department Connections (FDC) provide an economical method of satisfying local fire codes.


  • Single swing clapper with (2) pin lug swivel inlets.

Available Options

  • Other thread options are available. Consult Dixon for pricing and availability.


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