Mark 5850HP Series – High Pressure Back Pressure Regulator

The Mark 5850HP is a high pressure, back pressure regulator designed to maintain upstream pressure of gases and liquids. As a compact, lightweight product, it is well suited for applications where space and weight are at a premium.

With a robust piston design, the Mark 5850HP can handle setpoints up to 5000 psig (345 bar) at 100°F (37,8°C) with ease. The T-bar adjusting handle allows convenient, precise final setpoint adjustment.

  • Completely barstock construction – ensures body/trim material quality and facilitates usage of alloy materials
  • High flow – Cv 1.0 (Kv 0,9) in a compact design
  • Full pressure rating across entire temperature range – maximum setpoints available at maximum pressures
  • T-bar handle – permits usage of lighter, more sensitive spring

Proof-tested to 12,000 psi (827 bar) – nearly five times pressure rating, ensures safety when working with high pressures

A variety of seal materials ensure compatibility with medium setpoint

Data Sheet
Mark 5850HP Series Data Sheet

Installation & Maintenance Sheet
5800/5850HP Series Installation & Maintenance Manual

Condensed Catalog
Product Guide
Product Guide – A4

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