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REGO PRV29434TP275 1/2″ SS Cryogenic Relief Valve 275 PSI PTFE O2 Clean

SKU: PRV29434TP275

$276.00

In stock

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1–4$276.000%
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10+$248.4010%

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Product Specifications

Specification Details
Brand REGO
MPN / Model PRV29434TP275
Series PRV29430 Series
Type ASME Cryogenic Gas Pressure Relief Valve
Body Material Stainless Steel
Inlet Connection 1/2″ MNPT
Factory Set Pressure 275 PSIG
Seat / Softgoods PTFE
Drain Hole No
Pipe-Away Adapter No
Oxygen Service O2 Cleaned
Orifice Area 0.062 sq. in.
Temperature Range -320°F to +165°F (-196°C to +74°C)
Overall Height 2.8″ (71.12 mm)
Spring / Trim Stainless Steel
Service Cryogenic gas / vapor
Certification ASME Rated / National Board Certified

The exact PRV29434TP275 is documented as a 1/2″ NPT, 275-PSIG, stainless-steel ASME relief valve with PTFE softgoods, no drain hole, and no pipe-away adapter.

Key Features

  • 275 PSIG factory-set relief pressure
  • Corrosion-resistant stainless-steel body
  • 1/2″ NPT inlet connection
  • PTFE seat/softgoods
  • Stainless-steel spring trim
  • ASME-rated construction
  • National Board Certified
  • Bubble-tight at 95% of set pressure
  • Full flow at 110% of set pressure
  • Repeatable relief performance
  • 100% factory tested
  • Cleaned and packaged for oxygen service per CGA G-4.1
  • Designed for cryogenic vapor-space service
  • No drain hole
  • No pipe-away adapter
  • Tamper-resistant design

REGO specifies the PRV19430/PRV29430 family for oxygen and other industrial gases and for cryogenic vapor-space service in piping, liquid cylinders, and mini-bulk containers.

Part Number Breakdown

PRV29434TP275

  • PRV – Pressure relief valve
  • 2 – Stainless-steel body
  • 9434 – 1/2″ inlet size/configuration
  • T – PTFE seat material
  • P – No drain hole
  • 275 – Factory set at 275 PSIG

REGO’s ordering guide confirms that “P” means no drain hole, while PTFE is used for set pressures from 140–600 PSIG.

Applications

Suitable for professional installations involving:

  • Cryogenic oxygen systems
  • Nitrogen systems
  • Argon systems
  • Industrial gas equipment
  • Cryogenic piping
  • Liquid cylinders
  • Mini-bulk cryogenic containers
  • Gas storage and distribution systems

The series is rated for gas/vapor service, not direct liquid service. 

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