S-4568K321 4.026" ID x 4 1/2" OD x 2 7/8" Long ASTM B687, NSF/ANSI 61 Standard-Wall Brass Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with 230 brass construction for extended service life in demanding environments
• Maximum pressure integrity through seamless construction that eliminates potential weak points
• Versatile fluid compatibility certified for air, drinking water, natural gas, oil, and steam applications
• Reliable sealing performance with fully threaded NPT male design ensuring leak-free connections
• Drinking water safety assurance through NSF/ANSI 61 compliance for potable water systems
• Environmental regulation compliance meeting RoHS 3 standards for restricted substances
• Robust wall thickness (0.237") providing exceptional durability and pressure handling capability

Professional Applications & Engineering Value

This 4" Schedule 40 brass threaded pipe nipple delivers exceptional engineering value through its seamless 230 brass construction and fully threaded NPT male design. The material's inherent corrosion resistance combined with ASTM B687 compliance ensures reliable performance in critical applications including industrial plumbing, natural gas distribution, steam systems, and potable water networks. The seamless construction eliminates potential failure points that commonly occur in welded alternatives, while the NSF/ANSI 61 certification guarantees safety for drinking water applications. Engineered to withstand demanding service conditions, this nipple provides long-term reliability in systems requiring Class 125 fittings and Class 150 flange compatibility, making it an ideal solution for maintenance professionals and system designers seeking durable, code-compliant connections.

Specification Summary & Compliance

This heavy-duty brass threaded pipe nipple features precise NPT thread standards with dimensions of 4" pipe size, 2-7/8" length, 4.026" ID, and 4-1/2" OD. Manufactured in compliance with ASTM B687 specifications for brass pipe and certified to NSF/ANSI 61 for drinking water applications. The product meets RoHS 3 (2015/863/EU) compliance requirements and is designed for use with brass and bronze fittings Class 125 and flanges Class 150, ensuring full regulatory adherence and interoperability within industrial piping systems.