1/2 inch PEX Brass Insert Adapter Crimp x Compression

1/2 Inch PEX Brass Insert Adapter – Crimp x Compression Connection

The 1/2 inch PEX Brass Insert Adapter provides a mechanical transition between PEX tubing and compression fittings. Designed for potable water applications, this fitting enables the integration of PEX systems with components that utilize compression-type connections, allowing for adaptable installations in residential and commercial plumbing networks.

Material and Compliance

Manufactured from lead-free brass alloy, this fitting is compliant with national and state-level low-lead requirements. It meets applicable industry performance standards for mechanical strength, pressure retention, and corrosion resistance. Key material and performance characteristics include:

• ✅ Lead-Free Brass Composition Complies with NSF/ANSI 61 and 372 standards for potable water contact.
• ✅ Corrosion-Resistant Design Maintains structural integrity in chemically treated or hard water systems.
• ✅ Thermal Durability Suitable for both hot and cold water lines within specified pressure/temperature ratings.

Installation Requirements

The crimp end is designed for use with ASTM F1807 or F2159 PEX systems and should be secured using a compatible copper crimp ring and calibrated crimping tool. The compression end connects to standard compression fittings and requires the use of a compression nut and ferrule for proper sealing. Ensure all mating components are properly aligned and tightened per manufacturer torque specifications.

• ✅ Connection Type: Insert/Barbed x Compression
• ✅ Tools Required: PEX crimp tool, compression wrench set, pipe cutter, and deburring tool
• ✅ Sealant Use: Thread sealants not typically required; ferrule compression achieves sealing

Common Applications

This fitting is used in plumbing systems that require cross-connection between PEX tubing and copper or brass compression fittings. It is frequently installed in water heater supply lines, fixture shutoffs, and retrofit conditions where existing compression valves or fittings are being reused with new PEX distribution piping.

Regulatory Note

Lead-free brass is mandated for all fittings used in potable water systems in accordance with the Safe Drinking Water Act. This fitting is manufactured from compliant alloys, supporting code-approved use across all jurisdictions.

Technical Specifications

• Material: Lead-Free Brass (typically C69300)
• Size: 1/2 inch nominal PEX x 1/2 inch nominal compression
• Connection: PEX Crimp (ASTM F1807) x Compression
• Certifications: NSF/ANSI 61 and 372, compliant with ASTM standards

The 1/2 Inch PEX Brass Insert Adapter Crimp x Compression is engineered to provide a secure transition between modern PEX distribution lines and compression-based fixtures or valves. Specify this fitting in mixed-material installations requiring corrosion resistance, dimensional accuracy, and regulatory compliance.