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The PARKER 12MSC8N-316 is a stainless steel compression tube connector designed to join tubing to a male NPT pipe thread in fluid and gas distribution systems. It features a compression fitting on one end and a male NPT threaded connection on the other, providing a reliable, leak-resistant transition between tube and pipe. Rated to 5800 psi maximum working pressure, this connector handles demanding service conditions across a wide temperature range. It is installed by licensed plumbers, HVAC technicians, and instrumentation technicians working on process lines, refrigeration circuits, and industrial fluid systems.
This connector is suited for residential and commercial applications where a tube must terminate into a threaded pipe fitting. Common install scenarios include instrument tubing connections, hydraulic and pneumatic lines, and compressed gas distribution. The 1/2-14 NPT thread size makes it compatible with standard half-inch pipe thread fittings used throughout plumbing and industrial piping systems. The stainless steel body makes it a fit for corrosive environments and high-temperature service where brass or carbon steel fittings are not appropriate.
Designed as an OEM-style replacement or direct-fit connector for compression tube-to-NPT pipe thread applications using standard 1/2-14 NPT threaded fittings.
Installation should be performed by a qualified plumber, pipefitter, or instrumentation technician. Depressurize and isolate the line completely before removing or installing any compression fitting. Ensure tube ends are cut square, deburred, and free of contamination before seating the compression ferrule. Refer to applicable codes such as ASME B31.3 or the International Plumbing Code for pressure piping installation requirements.
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