1/4 in FNPT 304 Stainless Steel Union, Class 150, 300 psi Max Pressure

The ZORO SELECT - 400U111N014 is a stainless steel pipe union designed to join two pipe ends with internal female NPT threads of 1/4 inch nominal pipe size on both sides. Constructed from 304 stainless steel, this Class 150 union enables connection or disconnection without rotation of the pipes, facilitating maintenance or replacement in piping systems. It is rated for use with air, natural gas, non-potable water, oil, potable water, and steam at pressures up to 300 psi (non-steam) and 150 psi for steam. The fitting is silver in color and conforms to relevant industry standards including ASTM A351 and ANSI/ASME B1.20.1, and it meets MSS-SP-114 Class 150 pressure ratings. Key Features:

• Material: 304 stainless steel
• Type: Union with three-piece construction (body, nut, and mating seat/gasket)
• Connection: Female NPT threads on both sides with 18 threads per inch
• Nominal Size: 1/4 inch on both sides
• Pressure Rating: Class 150; maximum operating pressure: 300 psi
• Maximum Steam Pressure: 150 psi
• Pipe Schedule Compatibility: Schedule 40
• Hex Size: 30.5 mm across flats for wrench application
• Color: Silver
• Rated for use with air, natural gas, non-potable water, oil, potable water, and steam
• Does not include pre-applied thread sealant or a sealing component
• Low lead compliant for potable water systems
• Overall length: 31 mm