S-4568K311 3.068" ID x 3 1/2" OD x 2 5/8" Long ASTM B687, NSF/ANSI 61 Standard-Wall Brass Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance from 230 Brass construction ensures long-term reliability in demanding environments including water, steam, and chemical applications
• Full NPT threading provides secure, leak-resistant connections that maintain integrity under pressure fluctuations
• Seamless construction eliminates weak points and enhances structural integrity for high-pressure air, gas, and fluid systems
• NSF/ANSI 61 certification guarantees safe use in drinking water applications without contamination risks
• Multi-service compatibility with air, drinking water, natural gas, oil, and steam systems reduces inventory needs
• Precision dimensional compliance with Schedule 40 specifications ensures perfect fit with standard piping components
• RoHS 3 compliance meets strict environmental regulations for hazardous substance restrictions

Professional Applications & Engineering Value

This 3" Schedule 40 brass threaded pipe nipple delivers exceptional performance across multiple industrial sectors. The 230 Brass seamless construction provides inherent resistance to dezincification and corrosion, making it ideal for drinking water systems where purity is paramount. The fully threaded NPT design ensures reliable sealing in natural gas and steam applications where pressure integrity is critical. Engineers specify this component for its ability to withstand thermal expansion in HVAC and process piping systems, while the ASTM B687 compliance guarantees material consistency and mechanical properties. The combination of seamless construction and precise threading addresses common failure points in industrial piping, reducing maintenance downtime and replacement costs across chemical processing, oil distribution, and compressed air systems.

Specification Summary & Compliance

This heavy-duty brass threaded pipe nipple features NPT (National Pipe Taper) threads meeting standard dimensional requirements with 3.068" ID and 3.5" OD conforming to Schedule 40 specifications. Manufactured in compliance with ASTM B687 material standards and certified to NSF/ANSI 61 for drinking water applications. The product is RoHS 3 (2015/863/EU) compliant and suitable for use with Class 125 fittings and Class 150 flanges. The seamless construction and full threading ensure consistent performance across the specified pressure and temperature ranges for air, drinking water, natural gas, oil, and steam service.