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The VALUE COLLECTION 420S06 is a Class 150 galvanized steel threaded pipe coupling designed for use in liquid, gas, and steam piping systems. Sized at 3/4 inch with National Pipe Standard (NPS) threads, it provides a secure, leak-resistant connection between two pipe sections. The galvanized finish offers corrosion resistance for general-purpose service environments. Rated at 300 psi for liquid and gas service and 150 psi for steam service, this coupling meets ASTM standards and suits a wide range of commercial and industrial piping applications. Plumbers and pipefitters are the primary installers for this type of fitting.
This coupling is suited for residential and commercial plumbing, HVAC hydronic systems, gas distribution piping, and steam supply lines where a threaded 3/4 inch NPS connection is required. Its Class 150 pressure rating aligns with standard service conditions found in building mechanical systems. The galvanized steel construction makes it appropriate for both wet and dry piping configurations where mild corrosion resistance is needed.
Designed as an OEM-style replacement or standard-service fitting for 3/4 inch NPS threaded piping systems in plumbing, gas, and steam applications.
Installation should be performed by a licensed plumber or pipefitter in accordance with applicable local codes, the International Plumbing Code (IPC), or the International Fuel Gas Code (IFGC) as relevant to the service type. Shut off and depressurize the piping system completely before removing or installing any fitting. Apply appropriate thread sealant or PTFE tape to NPS threads before assembly. Do not overtighten threaded connections, as this can damage threads or crack fittings.
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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