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The EATON MP11127 is a brass compression tube connector designed to create a secure, leak-resistant joint between tubing and a threaded port. It accepts tubing with a 1/4 inch outside diameter and features a 7/16-24 thread size for reliable mechanical connection. Brass construction provides corrosion resistance and durability in fluid and gas transfer applications. This fitting is typically installed by licensed plumbers, HVAC technicians, or fluid systems technicians working on low-pressure tubing assemblies. Each package contains 5 connectors.
This compression connector is suited for residential and light commercial applications where 1/4 inch OD tubing must terminate at a threaded fitting port. Common install scenarios include refrigeration tubing connections, instrumentation lines, and HVAC control or sensing line assemblies. The 7/16-24 thread pattern is a fine-thread standard commonly found on instrument and refrigeration service ports.
Designed as an OEM-style replacement or service fitting for tubing assemblies using 1/4 inch OD tubing with a 7/16-24 threaded port connection in HVAC, refrigeration, and fluid transfer systems.
Install by a qualified plumber or HVAC technician following applicable local codes and IPC or IFGC guidelines. Shut off fluid or gas supply and depressurize the line before disassembly or installation. Hand-tighten the compression nut first, then snug with a wrench — do not overtighten, as brass fittings can be damaged by excessive torque. Inspect the compression sleeve and tubing end for burrs or deformation before assembly to ensure a leak-free joint.
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