3/4" Brass Swing Check Valve, Lead-Free, Iron Pipe x Iron Pipe

3/4" Lead-Free Brass Swing Check Valve – Dependable Backflow Protection for Potable Systems

The 3/4" Brass Swing Check Valve is designed to prevent reverse flow in piping systems while maintaining low resistance during forward operation. Built from lead-free brass, this valve is suitable for potable water applications and complies with applicable health and safety regulations. It features a full-ported swing design and IPS threaded ends, making it a reliable option for both residential and commercial water distribution systems.

Its mechanical simplicity, durability, and high-temperature capability make it an ideal solution for contractors working on domestic cold or hot water systems, HVAC circuits, or other applications where passive backflow prevention is required without relying on spring-assisted closure.

Key Features

• Lead-Free Brass Body – NSF/ANSI 61 and 372 certified for use in drinking water systems.
• IPS Threaded Ends – Female iron pipe threads provide a secure connection and easy installation.
• Mechanical Swing Design – Swing disc opens with flow and closes under backpressure for passive backflow prevention.
• High-Temperature Tolerance – Suitable for use in systems with fluid temperatures up to 350°F.
• Rugged and Serviceable – Built to handle pressures up to 200 psi and designed for long service life in a wide range of systems.

Specifications

• Size: 3/4 inch nominal
• Pressure Rating: 200 psi non-shock
• Temperature Rating: Up to 350°F
• End Connections: IPS (Female NPT)
• Face-to-Face Length: 2.38 inches
• Height (Top to Inlet Center): 1-1/2 inches
• Model Series: 1054W
• Material: Lead-free brass body and disc

Installation Guidelines

Install in horizontal or vertical lines with flow in the upward direction. Ensure the swing check disc is properly aligned to open with the flow direction. Pipe sealants compatible with potable water systems should be used, and torque specifications should be followed to avoid thread damage. While designed for ease of installation, a licensed plumber should perform the work to ensure compliance with local plumbing codes and best practices.

Contractor Applications

This valve is a practical and efficient solution for potable water backflow protection, suitable for main supply lines, hydronic heating loops, well systems, and pump discharge lines. Its mechanical simplicity and reliable sealing make it a staple in contractor installations where spring-loaded check valves are not required.

Product Highlights

• Lead-Free Certification – Meets current national standards for potable water system components.
• Field-Proven Design – Used in commercial, residential, and light industrial systems.
• Threaded Ends – Easy to install or replace during routine maintenance.
• Long-Life Brass Construction – Resistant to corrosion and pressure cycling.

Built to Perform

The 3/4" Brass Swing Check Valve delivers consistent backflow prevention with a simple, proven mechanism. Whether part of a new system or a retrofit, it’s a durable solution trusted by plumbing professionals to maintain clean and secure flow direction in water systems.