REGO PRV19434FP100 1/2″ Brass Cryogenic Relief Valve 100 PSI ASME O2 Clean

Product Description

The REGO PRV19434FP100 is a heavy-duty ASME-rated cryogenic pressure relief valve engineered for oxygen and other industrial gas applications. It is designed specifically for installation in the vapor space of cryogenic systems, including piping systems, liquid cylinders, and mini-bulk cryogenic containers.

The valve uses a durable brass body, stainless-steel spring trim, and fluorosilicone softgoods. It is factory set to relieve at 100 PSIG and features a 1/2″ NPT inlet connection.

This particular FP configuration has no drain hole and no pipeaway adapter. The valve is cleaned and packaged for oxygen service in accordance with CGA G-4.1.

Key Features

• Genuine REGO industrial component
• PRV19434FP100 model
• ASME-rated pressure relief valve
• 100 PSIG factory set pressure
• 1/2″ NPT connection
• Brass valve body
• Fluorosilicone softgoods
• Stainless-steel spring trim
• 0.062 sq. in. orifice
• Cryogenic operating range down to -320°F
• 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
• No drain hole
• No pipeaway adapter
• For vapor service only — not liquid service

Typical Applications

Ideal for cryogenic liquid cylinders, mini-bulk storage systems, oxygen equipment, industrial gas piping, vapor-space pressure protection, gas distribution equipment, and other cryogenic systems requiring an ASME-rated relief valve. 

Specification	Details
Brand	REGO
MPN	PRV19434FP100
Series	19430 Series
Type	ASME Pressure Relief Valve
Body Material	Brass
Inlet Connection	1/2″ NPT
Factory Set Pressure	100 PSIG
Seat / Softgoods	Fluorosilicone
Orifice Area	0.062 sq. in.
Trim	Stainless Steel Spring
Operating Temperature	-320°F to +165°F
Overall Height	Approx. 2.8″
Media	Cryogenic Gas / Vapor
Drain Hole	No
Pipeaway Adapter	No
ASME Rated	Yes
Oxygen Cleaned	Yes – CGA G-4.1

Product details

Part / SKU	PRV19434FP100

Package includes

• REGO PRV19434FP100 1/2" Brass Cryogenic Relief Valve 100 PSI ASME O2 Clean

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.