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The Model 447 is a special pipeline fl ow control device with a brass plated bonnet, designed to deliver shielding gases more economically than other fl ow control devices, thus eliminates wasteful “surge”. Available models for MIG and TIG.

Features

  • Special pipeline flow control device
  • Rubber diaphragm
  • Brass-plated bonnet for longer service life
  • Easy-to-operate brass "T" screw
  • 2" Steel dual scale 40 SCFH Ar/CO2 gauge
  • Designed to deliver shielding gases more economically
  • 1/4" NPT (F) inlet connection
  • One-piece encapsulated seat design with internal filter to protect the PTFE Teflon® seat from particulate contamination
  • Material: Rubber, Brass-plated
  • Seat Design: One-piece encapsulated PTFE Teflon