Mark 508 Series – Gas Back Pressure Regulator

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Product Overview

The Mark 508 Series works in conjunction with the Mark 608 in a low pressure tank blanketing valve system. The Mark 508 can be used to vent gas from the tank to prevent the blanketing pressure from rising to a level that could damage the tank while maintaining a small constant flow to keep the blanket fresh. The Mark 508 will also work well in any other type of low back pressure application.

 
  • Body rating up to 150 psi (10.3 bar)
  • Rugged, heavy-duty design – Emergency outlet pressure may reach 100% of inlet pressure without damaging valve
  • 360° body orientation – Valve can be installed in any position and easily repositioned while in-line (3/4” – 1-1/4”)
  • Easy maintenance – Seat and plug can be inspected without removing body from the line (3/4” – 1-1/4”)
  • Completely self-operated – No external power source required
  • Tight shutoff – Soft elastomer plug provides ANSI Class VI shutoff