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The VALUE COLLECTION 4CB1/8 is a threaded pipe end cap designed to close off the open end of a 1/8-inch FNPT pipe or fitting. Constructed from 304 stainless steel, it offers reliable corrosion resistance in wet, chemical-exposed, or outdoor service environments. Rated to 150 psi, this cap is suited for low-pressure pipe systems where a clean, secure termination is required. It installs by threading directly onto a male NPT pipe end, making it a straightforward component for plumbers, pipefitters, and mechanical contractors working on water, air, or light fluid systems.
This end cap is used in residential and commercial plumbing, HVAC condensate lines, compressed air distribution, and general industrial pipe systems where 1/8-inch NPT connections are present. Its small form factor makes it practical for tight spaces and instrumentation taps, test ports, or any pipe branch that needs to be capped off temporarily or permanently. No special tools beyond a pipe wrench or pliers are required for installation.
Designed as a standard replacement or new-installation end cap for 1/8-inch male NPT threaded pipe ends in low-pressure plumbing, HVAC, compressed air, and light industrial piping systems.
Installation is performed by plumbers or pipefitters following applicable IPC or IFGC guidelines depending on the system type. Shut down and depressurize the pipe system fully before removing or installing any end cap. Apply appropriate thread sealant tape or compound to the male NPT threads before threading the cap on by hand, then tighten with a pipe wrench. Do not overtighten, as this can damage the threads on either the cap or the mating pipe end.
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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