5231B-450 - Henry - Relief Valve 1/2 MPT-5/8 FL - 450 - Brass Straight-Thru Type

The Henry 5231B-450 is a brass straight-thru type pressure relief valve designed for use in refrigeration and air conditioning systems. It is part of Henry Technologies' 5231B series, which is known for its compact design and reliable performance in high-pressure applications.

🔧 Key Specifications

• Part Number: 5231B-450 (also listed as 5231BX-450)
• Valve Type: Straight-Thru Relief Valve
• Material: Brass
• Inlet Connection: 1/2" MPT (Male Pipe Thread)
• Outlet Connection: 5/8" FL (Flare)
• Pressure Setting: 450 psi
• Seal Material: Fluoroelastomer soft seat
• Operating Temperature Range: -40°C to +120°C
• Certifications: EN ISO 4126 compliant 

✅ Features

• High flow capacity for rapid pressure relief
• Reseats within 15% of set pressure after discharge, minimizing refrigerant loss
• Suitable for HFC, HCFC, and CO₂ refrigerants
• Compact design ideal for tight installations
• Designed to protect systems from overpressure conditions