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Harris® Up to 140 SCFH Compensated Shielding Gas Kit Argon/Carbon Dioxide Flowmeter Regulator, CGA-580

Airgas Part #:HCL3100211

Manufacturer Part #:3100211

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Item Details

  • Harris Model 355-2Ar-58010 medium to heavy-duty flowmeter regulator combination kit in one compact unit designed specifically to control argon shielding gases. It has a flow capacity of 70 SCFH is pressure compensated to 20 PSIG with a supply pressure gauge of 4000 PSIG. The flow tube has dual-calibration, and the float can be easily changed for different gases. This model features a brass body, 1.5” steel dual-scale gauge and one-piece encapsulated seat design with internal filter and PTFE Teflon® seat, sensitive needle valve for fingertip control and durable, easy-to-read, flow tube and cover. The inlet connection is CGA-580 and outlet connection is 5/8"-18 female. The kit includes a 3/16” x 10’ approved inert gas hose. This flowmeter regulator is UL® listed and conforms to CGA-E-4 standard for gas pressure regulators. For vertical mounting only.


  • One-piece encapsulated seat design with internal filter and a PTFE Teflon® seat
  • Designed for controlling argon shielding gases
  • Regulator is preset to 20 PSIG
  • Regulator is brass construction with a 1.5” steel gauge
  • Sensitive needle valve for fingertip control
  • Flow tube and float are easily changed for different gases
  • Durable, easy-to-read flow tube and cover
  • Dual calibration
  • Construction incorporates Model 355 regulator and flowmeter into one compact unit
  • Kit includes a 3/16” x 10' inert gas hose


  • 3/16" x 10' Inert gas hose with fittings


  • Gas-shielded welding
  • Industrial applications

Product Attributes

Regulator Type

» Flowmeter Regulator

Gas Service

» Argon
» Ar
» Carbon Dioxide
» CO2

Delivery Rate

» 70 scfh

Inlet Connection

» CGA-580


» Up to 140 SCFH

Outlet Connection

» 5/8" - 18 RH (Female)

Gauge Diameter

» 1.5"