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The NDL INDUSTRIES W7012 is a standard copper cap designed to terminate or seal the end of a 1-3/8 inch copper tubing line. Used in refrigeration, HVAC, and plumbing systems, this cap is pressed or soldered onto an open tube end to close off a branch, cap a stub-out, or isolate a section of piping during service or installation. It is a standard sweat-style fitting handled by HVAC technicians, pipefitters, and plumbers on both residential and light commercial work.
This copper cap is suited for refrigerant line sets, copper water lines, and other fluid or gas distribution systems requiring a clean, pressure-rated termination point. The 1-3/8 inch connection size accommodates standard ACR and plumbing copper tubing of the same nominal dimension. It ships in a box quantity of 25 units, making it practical for stocking a service van or job-site supply.
Designed as an OEM-style replacement and standard-stock copper cap for 1-3/8 inch copper tubing used in HVAC, refrigeration, and plumbing piping systems.
Installation is performed by licensed HVAC technicians, refrigeration mechanics, or plumbers. Isolate and de-pressurize the system and recover any refrigerant before working on refrigerant lines. Clean and deburr the tube end before applying flux and soldering in accordance with applicable mechanical codes. Follow IFGC or IPC guidelines as applicable to the system type.
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