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The VALUE COLLECTION 4CB2 is a 2-inch threaded pipe end cap rated for 150 psi service pressure. Constructed from 304 stainless steel, it terminates open pipe ends on threaded piping systems using a female NPT (FNPT) connection. The cap threads directly onto a male NPT pipe end, sealing the line without additional fittings or sealants beyond standard thread tape or compound. Plumbers, pipefitters, and mechanical contractors use this type of fitting to cap off live or inactive lines during installation, testing, or system modifications. Its stainless steel construction resists corrosion in wet and chemically active environments.
This end cap suits residential and light commercial piping applications where 150 psi working pressure is adequate. Typical installations include domestic water supply lines, process piping, and HVAC hydronic systems that use 2-inch NPT threaded pipe. The FNPT connection makes it compatible with standard male NPT pipe ends without special tooling. It is also used during pressure testing to temporarily or permanently seal branch lines, test ports, and unused outlets.
Designed as a standard FNPT threaded end cap for 2-inch male NPT pipe ends in 150 psi rated piping systems.
Installation is performed by licensed plumbers or qualified pipefitters following applicable IPC and IFGC guidelines. Depressurize and drain the affected pipe section completely before threading on the cap. Apply thread sealant tape or pipe compound to the male NPT threads before makeup. Do not over-torque stainless steel fittings, as galling can occur; use a properly sized pipe wrench and follow standard hand-tight-plus-turns practice for threaded 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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