The ZORO SELECT - 40RC111N010034 is a stainless steel reducing coupling for joining 1" Side A to 3/4" Side B; made from 304 stainless steel. This fitting features female NPT threaded connections sized 1 inch on Side A and 3/4 inch on Side B. It is rated for Class 150 pressure, supporting a maximum operating pressure of 300 psi, with steam pressure rating up to 150 psi. The reducing coupling is compatible with air, natural gas, non-potable water, oil, potable water, and steam per material and pressure ratings. Key Features: - Material: 304 stainless steel - Connection Type: Female NPT threaded ends on both sides (1" on Side A, 3/4" on Side B). - Pressure Class: Class 150 with a maximum operating pressure of 300 psi. - Compatible with air, natural gas, non-potable water, oil, potable water, and steam per material and pressure ratings. - Dimensions: Overall length of 50 mm. - Thread Size: 14 threads per inch on both connections. - Complies with ASTM-A-351 for material, ANSI/ASME B1.20.1 for threads, and MSS-SP-114 Class 150 pressure ratings. - Meets applicable lead content regulations for potable water systems.