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The ASC ENGINEERED SOLUTIONS 2X1D.BB is a hex head pipe bushing designed to reduce a 2-inch male threaded connection down to a 1.5-inch female threaded port. Constructed from malleable iron with a black finish, this bushing is rated for 150 lb service and is manufactured domestically. The MNPT x FNPT end configuration allows it to thread directly into a female pipe fitting on one end while accepting a male pipe fitting on the other. Plumbers and pipefitters use this type of bushing in low-pressure gas, water, and general piping systems where a threaded size reduction is required without adding a separate coupling or adapter.
This bushing suits residential and light commercial piping installations where 2-inch runs need to transition down to 1.5-inch branches or equipment connections. Typical applications include gas distribution piping, water supply lines, and steam or air systems operating within the 150 lb pressure class rating. The hex head profile allows standard pipe wrenches or open-end wrenches to seat and tighten the fitting securely without slipping on a round body.
Designed as an OEM-style threaded fitting for use with standard 150 lb malleable iron pipe fittings and black iron pipe in residential and light commercial piping systems.
Installation is performed by licensed plumbers or pipefitters following applicable IPC or IFGC requirements depending on service type. Shut off and depressurize the line completely before removing or installing any threaded fitting. Apply appropriate thread sealant or PTFE tape to the male threads before making up the joint, and tighten to a wrench-tight fit using a pipe wrench on the hex head. Do not overtighten malleable iron fittings, as the material can crack under excessive torque.
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