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The ASC ENGINEERED SOLUTIONS 319907523 is a galvanized iron hex bushing used to reduce a larger female pipe thread to a smaller male pipe thread in threaded piping systems. At 1.5 inches by 0.5 inches, it transitions a 1.5-inch female NPT fitting down to a 0.5-inch male NPT connection. The hex body allows a wrench to drive the fitting without marring the threads, making installation straightforward in tight spaces. The galvanized iron construction resists corrosion in both above-ground and mild wet environments. Plumbers, pipefitters, and HVAC technicians use this type of bushing when connecting components with mismatched thread sizes on water, gas, or compressed-air lines.
This hex bushing is suited for residential and light commercial plumbing, HVAC piping, and industrial threaded pipe assemblies where a size reduction is needed in-line. Typical installations include branch connections, equipment hookups, and system tie-ins where pipe sizes change at a fitting rather than at a union or coupling. It is domestically manufactured and fits standard NPT threaded pipe runs.
Designed as an OEM-style threaded pipe fitting for use in standard NPT residential and commercial piping systems requiring a 1.5-inch to 0.5-inch reduction.
Installation should be performed by a licensed plumber or pipefitter following applicable IPC or IFGC code requirements for the service type. Shut off and depressurize the piping system completely before removing or installing any threaded fittings. Apply an approved thread sealant or PTFE tape to the male threads before engaging the fitting. Do not over-drive the bushing; excessive torque can crack the iron body or damage mating threads.
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