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The VALUE COLLECTION 420S02 is a Class 150 galvanized steel pipe coupling designed for threaded NPS connections in plumbing, mechanical, and light industrial piping systems. Rated at 300 psi for liquid and gas service and 150 psi for steam, this 1/4 inch coupling meets ASTM standards and is suited for joining two sections of threaded pipe in a wide range of fluid and gas distribution applications. The galvanized finish provides corrosion resistance in exposed or moderately humid environments. Licensed plumbers and pipefitters install this fitting as part of black or galvanized pipe assemblies in both new construction and repair work.
This coupling is used in residential and light commercial piping systems carrying natural gas, water, compressed air, or steam at or below its rated pressures. The 1/4 inch fitting size targets smaller-diameter branch lines and instrument connections. It is a standard choice for mechanical rooms, utility installations, and gas distribution manifolds where NPS threaded fittings are specified. Install in systems that do not exceed the rated pressure limits for the intended service medium.
Designed as an OEM-style replacement or new-installation fitting for standard NPS threaded pipe systems in plumbing, gas distribution, and mechanical piping applications.
Installation should be performed by a licensed plumber or pipefitter in accordance with applicable local codes and the International Plumbing Code or International Fuel Gas Code as required by the service type. Shut off and depressurize the pipe system fully before disassembly or fitting installation. Apply an appropriate thread sealant or PTFE tape to male NPS threads before assembly, and tighten fittings to the point of firm engagement without over-torquing the joint. Verify system pressure integrity after installation before returning to service.
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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