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The VALUE COLLECTION -12147-7 is a forged carbon steel hex plug rated for Class 3000 service, designed to seal pipe threads in pressurized liquid and gas systems. With a 1-1/2 inch NPT male thread end connection, it provides a reliable, leak-resistant closure on open ports in industrial and commercial piping installations. The black finish offers a baseline level of corrosion resistance for general-purpose use. Plumbers, pipefitters, and mechanical contractors install this type of plug during system assembly, testing, or to cap unused branch connections. Sold in a package quantity of 2.
This hex plug is suited for residential and commercial plumbing, HVAC hydronic systems, compressed air, and industrial gas distribution lines where a durable, threaded pipe closure is required. The Class 3000 pressure rating and forged carbon steel construction make it appropriate for higher-pressure applications where cast iron or standard malleable fittings are not specified. The hex head allows installation with a standard pipe wrench or appropriately sized socket, keeping installation straightforward on congested pipe runs.
Designed as an OEM-style replacement or general-use fitting for 1-1/2 inch NPT threaded pipe systems in plumbing, HVAC, and industrial gas or liquid distribution applications.
Installation is typically performed by a licensed plumber or pipefitter. Always depressurize and drain the system before removing or installing threaded plugs. Apply an appropriate thread sealant or PTFE tape to the NPT threads prior to installation and tighten to fitting manufacturer standards using a pipe wrench. Follow applicable IPC or IFGC code requirements for the specific system type and pressure class.
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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