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The BD MANUFACTURING SPFA55 is a straight female adapter fitting designed to transition between polyethylene pipe and female-threaded connections in underground or above-grade piping systems. One end accepts PE pipe via socket fusion, creating a permanent, heat-welded joint. The opposite end is a female NPT threaded port that connects to standard threaded fittings, valves, or equipment. Sized at 1 inch on both ends, this adapter is a common component in PE water service line installations and is handled by licensed plumbers and utility contractors.
This fitting is used in residential and light commercial water service applications where PE pipe transitions to a threaded connection at a meter, valve, or manifold. The socket fusion end is compatible with standard 1-inch PE pipe using a fusion iron and appropriate fusion tooling. The FPT end accepts standard male NPT threaded fittings. Typical installations include underground water service entry points, irrigation mains, and well water supply lines.
Designed as an OEM-style replacement or new-installation fitting for 1-inch PE pipe systems requiring a transition to female NPT threaded connections.
Socket fusion fittings must be installed by a trained technician using a properly calibrated fusion iron and manufacturer-specified tooling for 1-inch PE pipe. The pipe end and fitting socket must be clean, dry, and free of debris before fusion. Shut off and depressurize the water supply line before beginning work. Threaded connections on the FPT end should be made with an appropriate thread sealant and tightened to fitting manufacturer recommendations without over-torquing.
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