Hover cursor over image to view larger picture


WARNING: This product can expose you to chemicals including Nitrogen Dioxide, which is known to the State of California to cause cancer, and Carbon monoxide, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Harris® Model 55-2 Ar/CD 100 Heavy Duty Argon Or Carbon Dioxide Calibration Single Stage Flowmeter, 9/16" - 18 (Female)

Airgas Part #:HCL5400611

Harris Calorific

Manufacturer #:5400611

Log in to get your price
$127.45 /Each
Package Size: 1 Each
$127.45 Each
$127.45 Each

Typically in Stock

Item Details

  • Harris® 55-2 Ar/CD 100 heavy-duty Single Stage Flow meter is specially designed for gaseous withdrawal from argon/carbon dioxide cylinders. This high flow regulator with 2 1/2" brass scale gauge features delivery pressure ranging from 0 - 100 PSIG and supply pressure gauge of 4000 PSIG. Regulator incorporating 9/16"-18 (F) inlet is provided with a 5/8"-18 (F) outlet. Regulator conforms to CGA E-4 standard for gas pressure regulators.


  • Designed to give precise flow control in SCFH
  • They are compensated at 20 and 50 PSIG and calibrated for most common industrial gases
  • Sensitive needle valve for fingertip control
  • Tamper proof, self reseating, internal HP safety valve
  • Durable, easy to read flow tube and cover


Conforms to CGA E-4


  • Accurate measurement of gas flow for gas shielded arc welding and laboratory applications

Product Attributes

Regulator Type

» Flowmeter

Gas Service

» Argon » Carbon Dioxide

Delivery Rate

» 0 - 100 psig

Inlet Connection

» 9/16" - 18 (Female)"


» Heavy Duty

Outlet Connection

» 5/8" - 18 (Female)"

Gauge Diameter

» 2 in