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The MSI PRODUCTS INC A204001204 is a 150 LB malleable iron hex bushing designed to reduce the size of a female-threaded pipe opening by threading directly into an existing fitting. It features male x female NPT threads and a hex head profile, allowing installation and removal with standard hand tools. Conforming to ASME B16.3 dimensional standards, ASTM A197 material specifications, and ASME B1.20.1 threading requirements, this bushing delivers consistent fit and function for plumbing and piping assemblies. The black finish and heavy-pattern construction make it suitable for everyday service in gas, air, and fluid distribution systems.
This hex bushing is used to step down from a 3/4-inch female-threaded fitting to a 1/4-inch male-threaded connection without adding length to the piping run. It is rated for 150 to 300 PSI service pressure, making it appropriate for residential and light commercial plumbing, gas piping, compressed air lines, and general industrial fluid systems. Licensed plumbers and pipefitters install this fitting as part of new construction or retrofit work where a compact size-reduction solution is required. Each unit ships individually and includes full lot traceability with material test reports available upon request.
Designed as an OEM-style replacement or new-install fitting for 150 LB malleable iron threaded piping systems using NPT connections per ASME B1.20.1.
Installation should be performed by a licensed plumber or pipefitter in accordance with applicable codes including the IPC and IFGC. Shut off and depressurize the supply line before installing or removing any threaded fitting. Apply an appropriate thread sealant or PTFE tape to the male threads before assembly. Do not overtighten; use the hex flats and a properly sized wrench to achieve a leak-free joint without stressing the fitting.
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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