S-44665K327 4.026" ID x 4 1/2" OD x 4 1/2" Long ASTM B241 Standard-Wall Aluminum Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with 6061 aluminum construction for extended service life in demanding air, oil, and water applications
• Seamless design eliminates weak points, ensuring maximum pressure integrity and leak prevention
• Precision NPT threading on both ends provides reliable, standardized connections that resist vibration loosening
• Heavy-duty Schedule 40 wall thickness (0.237") delivers exceptional structural strength for Class 150/125 systems
• Full ASTM B241 compliance guarantees material quality and performance consistency across industrial applications
• RoHS 3 environmental compliance ensures safe use in regulated industries without hazardous substances
• Optimized 4.026" ID maintains efficient flow characteristics while providing robust mechanical protection

Professional Applications & Engineering Value

This 4" Schedule 40 aluminum threaded pipe nipple delivers critical engineering solutions for industrial fluid handling systems. The seamless 6061 aluminum construction provides inherent corrosion resistance that outperforms steel in humid or chemical environments, significantly reducing maintenance cycles in air, oil, and water applications. The precision NPT male threading on both ends ensures leak-free connections that maintain integrity under thermal cycling and vibration. Engineered to ASTM B241 standards, this component offers reliable performance in Class 150 aluminum fittings systems where weight reduction without compromising pressure rating is essential. The combination of seamless manufacturing and standardized threading eliminates common failure points in industrial piping networks.

Specification Summary & Compliance

This aluminum threaded pipe nipple features NPT (National Pipe Taper) threads manufactured to standard dimensional requirements, ensuring compatibility with matching female threaded components. The product maintains precise dimensional tolerances with 4.026" ID and 4 1/2" OD as specified for Schedule 40 piping. Manufacturing and material composition fully comply with ASTM B241 specifications for aluminum alloy pipe. Environmental compliance is verified through RoHS 3 (2015/863/EU) certification, confirming absence of restricted hazardous substances. The component is rated for use with Class 150 aluminum fittings and Class 125 aluminum flanges in industrial piping systems.