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The MATCO-NORCA mn-fw3l9005 is a 90-degree elbow fitting designed for socket weld connections in high-pressure piping systems. Rated at 3000 lb, this fitting is manufactured from forged steel, making it suited for demanding industrial and commercial applications where pressure integrity is critical. The 1-inch nominal size and socket weld end configuration allow it to be welded directly into a piping run, providing a secure, leak-resistant joint. Licensed plumbers and pipefitters working on steam, hydraulic, or process piping systems are the typical installers of this class of fitting.
This fitting is appropriate for use in high-pressure piping systems including steam lines, compressed air headers, hydraulic systems, and industrial process piping. The Class 3000 pressure rating positions it for applications that exceed the capability of standard threaded or lower-class fittings. It is commonly specified in commercial mechanical rooms, industrial plants, and process facilities where forged steel socket weld fittings are required by system design or code.
Designed as an OEM-style replacement or new-install forged steel socket weld elbow for 1-inch Class 3000 piping systems conforming to standard socket weld fitting dimensions.
Installation should be performed by a licensed pipefitter or plumber qualified for socket weld work. Depressurize and isolate the piping system completely before cutting into any line. Socket weld fittings require proper fit-up and gap spacing before welding per applicable welding procedures and codes such as ASME B31.1 or B31.3. Post-weld inspection and pressure testing should be performed in accordance with the governing mechanical code for the installation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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