The 2 1/2 x 1 304 Stainless Steel Hexagonal Bushing – SP114is a precision pipe fitting designed to connect threaded pipes or fittings of different sizes. With a male NPT thread on the outside and a female NPT thread on the inside, it allows easy conversion from larger female threads to smaller NPT sizes, making it ideal for gauge or sensor downsizing at takeoff points. his fitting features MSS Class 150 stainless steel construction and ASME B1.20.1 NPT threads, ensuring compatibility with standard piping systems.