Relief Valve 1-1/4 MPT-1-1/4 FPT - 450 - Stainless Steel Straight-Thru Type - Henry

The Henry 5346-450 is a stainless steel straight-thru type pressure relief valve designed for high-pressure refrigeration systems. It is part of Henry Technologies' 53 series, which is known for its durability and compatibility with a wide range of refrigerants, including ammonia.

🔧 Key Specifications

• Part Number: 5346-450
• Valve Type: Straight-Thru Relief Valve
• Material: Stainless Steel
• Inlet Connection: 1-1/4" MPT
• Outlet Connection: 1-1/4" FPT
• Pressure Setting: 450 psi
• Seal Material: Teflon
• Operating Temperature Range: -29°C to +135°C
• Certifications:
  • ASME Section VIII, Division 1
  • CE Category IV
  • National Board (NB) registered
  • UKCA compliant 

✅ Features

• Designed for vapor discharge only (not for liquid refrigerant)
• High chemical resistance and non-stick Teflon seat
• Blow-out proof seal design for safety
• Tamper-proof and serialized for traceability
• Suitable for HCFC, HFC, and ammonia refrigerants