3/4 inch x 1/2 inch Carbon Steel 403G Gas Press Reducing Adapter Press x Female

3/4" x 1/2" Carbon Steel 403G Gas Press Reducing Adapter – Built for Secure Gas Line Transitions

The 3/4" x 1/2" Carbon Steel 403G Gas Press Reducing Adapter is designed for high-integrity transitions in gas distribution systems. Engineered for use in fuel gas and compressed air applications, this fitting allows for a secure press connection between dissimilar pipe sizes, optimizing installation efficiency while maintaining system safety and performance.

Key Features

• Material: Cold-formed carbon steel with zinc-nickel coating for corrosion resistance in gas environments.
• Connection Type: Press x Press reducing connection designed for use with schedule 10 to schedule 40 carbon steel pipe.
• Seal Element: Pre-installed HNBR sealing element (yellow) rated for fuel gas applications, meeting ASTM and CSA performance requirements.
• Working Pressure: Up to 125 psi for fuel gas systems, per ANSI LC 4/CSA 6.32 standards.
• Operating Temperature: -40°F to 180°F (-40°C to 82°C), suitable for a wide range of gas system environments.

Application and Usage

This press reducing adapter is commonly utilized in natural gas and propane systems for residential, commercial, and industrial installations. It is ideal for boiler rooms, rooftop units, water heaters, and branch line drops where pipe size reduction is required while maintaining a sealed press-fit connection without open flame.

Technical Specifications

• End Size 1: 3/4" Press
• End Size 2: 1/2" Press
• Seal: HNBR (Hydrogenated Nitrile Butadiene Rubber), fuel gas rated
• Certification: ANSI LC 4 / CSA 6.32 compliant
• Material: Carbon steel with corrosion-resistant coating

Installation Guidelines

Installation should be performed with press tools that are compatible with the manufacturer’s recommended profiles. No threading or welding is required. Ensure pipe ends are cut square, deburred, and cleaned prior to pressing. Always verify compatibility of press tool jaws with fitting dimensions to achieve a consistent, code-compliant press.

Did You Know?

The HNBR seal integrated in the 403G Gas Press system is engineered to withstand exposure to methane, butane, propane, and other hydrocarbon gases, making it ideal for regulated gas environments where long-term performance and safety are paramount.

The 3/4" x 1/2" Carbon Steel 403G Gas Press Reducing Adapter offers a clean, flame-free solution to pipe size transitions in fuel gas systems. Its durability, reliability, and compliance with gas safety codes make it a top choice for professionals managing high-demand installations.