Harris Model 447-FG-1/4 DU Heavy Duty High Flow Argon/Co2 Pipeline Regulator 0-100 PSI 4000565

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The 447 High-Flow Station Regulator is designed to deliver high gas flows from piping systems that are equipped with station regulator connections.


  • 3-year Warranty
  • Made in the USA
  • Capacity:  Heavy Duty, high flow
  • Cv:  0.53
  • Gauges: 2.5" Brass
  • Pressure Regulation:  1.6 PSIG/100 PSIG
  • Seat:  One-piece encapsulated seat design with internal filter and a PTFE Teflon seat, low pressure models feature neoprene seats (NC)
  • Certifications:  UL listed/CGA E-4
  • Weight:  3.6 lbs. / 1.63 kg.
Part NumberModel NumberCapacityStageGaugesGasInletOutletCertifications
4000565 447-FG-1/4 High Flow/Heavy Duty Single 2.5" Brass Argon
Carbon Dioxide
1/4 NPT(F) 5/8”-18 RH(F) CGA E-4


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