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The ASC Engineered Solutions 818906851 is a black-coated malleable iron pipe bushing used to reduce a 1-inch female threaded port down to a 1/4-inch male threaded connection. Malleable iron construction provides reliable strength and resistance to cracking under mechanical stress, making it a dependable choice for threaded piping assemblies. The black coating is standard for gas and oil service applications. This type of bushing is installed by licensed plumbers, pipefitters, and HVAC technicians during pipe assembly, system modifications, or equipment connections that require a threaded reduction fitting.
This bushing is suited for residential and light commercial piping systems where a threaded reduction from 1 inch to 1/4 inch is needed. Common applications include gas distribution lines, compressed air systems, and hydronic piping. The hex-head design allows installation using standard pipe wrenches or hex wrenches. At 0.21 pounds, it is a compact fitting that fits easily into tight piping configurations typical of mechanical rooms and equipment closets.
Designed as an OEM-style replacement or standard-use fitting for threaded malleable iron pipe systems requiring a 1-inch to 1/4-inch reduction connection.
Installation should be performed by a licensed plumber, pipefitter, or HVAC technician in accordance with applicable local codes and IFGC or IPC requirements where relevant. Shut off gas or fluid supply and relieve system pressure before installing or replacing any threaded fitting. Apply an appropriate thread sealant or PTFE tape to the male threads before assembly. Do not overtighten, as malleable iron fittings can crack if excessive torque is applied.
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