The PARKER - 12-8 RA-SS is a stainless steel reducing adapter used to connect pipes or fittings of different diameters, providing a transition from a 3/4-inch female NPT connection to a 1/2-inch male NPT connection. Constructed from 316 stainless steel, it is compatible with fluids within the rated operating pressure and temperature ranges (up to 4,300 psi and -425 to 1,200 °F) in industrial fluid and gas systems. The adapter supports a maximum operating pressure of 4,300 psi and is rated for temperatures ranging from -425 to 1,200 °F. It conforms to ANSI B31.1, ANSI B31.3, and ANSI B1.20.1 standards. Key Features: - Material grade: 316 stainless steel.- Connection Types: Female NPT on side A (3/4-inch) to Male NPT on side B (1/2-inch).- Overall Length: 1.94 inches (1 15/16 in).- Hex Size: 1-3/8 inches for wrench application.- Maximum Operating Pressure: 4,300 psi.- Temperature Range: -425 to 1,200 °F.- Standards: ANSI B31.1, ANSI B31.3, ANSI B1.20.1.- Does not include pre-applied thread sealant or sealing components.- Color: Silver.