3/4" Brass Compression Fitting Assembly

The Uponor A4020750 brass compression fitting assembly is engineered for professional plumbing and hydronic applications requiring a secure, high-performance connection for 3/4-inch PEX or multilayer piping systems. Designed for precision sealing under pressure, this fitting ensures long-term reliability in both residential and light commercial installations. Constructed from high-strength brass, it provides corrosion resistance and mechanical integrity for systems operating under elevated temperature and pressure conditions.

Details

• Model: A4020750
• Manufacturer: Uponor
• Product Type: Compression Fitting Assembly
• Nominal Size: 3/4 inch
• Connection Type: Compression
• Material: Brass
• Fitting Type: R25 x 3/4 inch Compression Assembly
• Hex Size: 1.62 inches
• Pressure Rating: 125 PSI Maximum Working Pressure
• Temperature Rating: 220°F (104°C)
• Construction Features: Precision-machined brass body with compression ferrule and nut for reliable mechanical sealing
• Application: Professional plumbing and hydronic system connections for PEX and multilayer tubing
• Compliance: Meets applicable plumbing and mechanical codes for pressurized water distribution
• Part Number: 102499

Summary

The Uponor A4020750 brass compression fitting assembly provides contractors with a durable, high-integrity connection solution for 3/4-inch tubing systems. Rated for 125 PSI and 220°F, this precision-machined brass fitting delivers consistent sealing performance and reliability in professional plumbing and hydronic applications.