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REGO PRV9434FP050 1/2″ Cryogenic Relief Valve 50 PSI Fluorosilicone O2 Clean

SKU: PRV9434FP050

$121.80

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Product Details

Specification Details
Brand REGO
MPN PRV9434FP050
Series 9400 Series
Product Type Cryogenic Gas Pressure Relief Valve
Certification Non-ASME
Body Material Brass
Inlet Connection 1/2″ MNPT
Factory Set Pressure 50 PSIG
Seat / Softgoods Fluorosilicone
Drain Hole No
Pipe-Away Adapter No / Not Included
Orifice Area 0.062 sq. in.
Overall Height 2.8 in.
Spring / Trim Stainless Steel
Service Cryogenic gas / vapor
Oxygen Service O₂ cleaned & packaged per CGA G-4.1

The exact PRV9434FP050 is documented as a 1/2″ MNPT brass, non-ASME 9400 Series relief valve factory set at 50 PSIG, with fluorosilicone softgoods and no drain hole or pipe-away adapter.

Detailed Description

The REGO PRV9434FP050 is a compact industrial pressure relief valve specifically designed for non-ASME vapor-line safety relief and cryogenic liquid-container applications. Its brass body incorporates a stainless-steel spring and fluorosilicone softgoods for dependable pressure-relief performance.

This configuration has a 1/2″ male NPT inlet and is factory set to relieve at 50 PSIG. The FP configuration has no drain hole, and this model is supplied without a pipe-away adapter. All valves in this line are cleaned and packaged for oxygen service per CGA G-4.1.

Key Features

  • 50 PSIG factory-set pressure
  • 1/2″ MNPT connection
  • Heavy-duty brass body
  • Fluorosilicone softgoods / seat
  • Stainless-steel spring trim
  • Designed for cryogenic gas service
  • Non-ASME 9400 Series
  • No drain hole
  • No pipe-away adapter
  • O₂ cleaned and packaged
  • Bubble-tight at approximately 95% of set pressure
  • Tamper-resistant construction
  • Repeatable relief performance
  • Easy-to-read pressure identification
  • 100% factory tested
  • Manufacturer specifies gas service only—not liquid service

Applications

Suitable for appropriately engineered cryogenic liquid-cylinder vapor systems, industrial gas equipment, oxygen-service equipment, nitrogen/argon systems, and other compatible gas-pressure relief applications.

Important: Although designed for cryogenic container applications, the manufacturer specifies this relief valve for the gas/vapor side of the system rather than direct liquid service. 

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