5231B-300 - Henry - Relief Valve 1/2 MPT-5/8 FL - 300 - Brass Straight-Thru Type

The Henry 5231B-300 Relief Valve is a brass straight-thru type pressure relief valve designed for use in refrigeration and industrial systems requiring higher flow capacity. Here's a detailed description based on manufacturer and distributor data:

Product Overview

• Model: 5231B-300
• Manufacturer: Henry Technologies
• Type: Straight-Thru Pressure Relief Valve
• Material: Brass
• Inlet Connection: 1/2" MPT (Male Pipe Thread)
• Outlet Connection: 5/8" FL (Flare)
• Pressure Setting: 300 psig (approx. 20.7 bar)

Key Features

• Factory Set and Sealed: Calibrated to open at 300 psig for reliable overpressure protection.
• ASME and National Board Certified: Complies with safety standards for pressure relief devices.
• Temperature Range: –40°C to +107°C (–40°F to +225°F)
• Flow Capacity: Rated at approximately 7.7 kg/h of air at set pressure 
• Compatible Fluids: Suitable for HCFC and HFC refrigerants and other non-corrosive industrial fluids.
• Construction: Precision-machined brass body for durability and corrosion resistance.

This valve is part of the 5231B series, which features larger inlet and outlet sizes compared to the 5231A and AX series, making it ideal for high-capacity refrigeration and industrial systems.