S-44665K256 1.61" ID x 1 29/32" OD x 5 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
• Reliable leak-proof connections through precision NPT threading on both ends that ensures secure mating with compatible fittings
• Seamless construction eliminates weak points and provides consistent wall thickness for enhanced pressure containment
• Industry-standard compatibility with Class 150 aluminum fittings and Class 125 aluminum flanges for versatile system integration
• Optimized flow characteristics with 1.61" ID and Schedule 40 dimensions that balance pressure rating with efficient media transfer
• Environmental compliance assurance with RoHS 3 (2015/863/EU) compliance for use in regulated industrial environments
• Dimensional precision meeting ASTM B241 specifications for consistent performance across multiple installations

Professional Applications & Engineering Value

This 6061 aluminum seamless pipe nipple delivers exceptional value in industrial fluid and air handling systems where corrosion resistance and reliable sealing are paramount. The NPT threaded connections on both ends provide secure, leak-resistant joints that withstand vibration and pressure fluctuations common in compressed air, hydraulic oil, and water distribution applications. The seamless construction eliminates potential failure points while the aluminum material offers significant weight savings compared to steel alternatives without sacrificing performance. Engineered to meet Class 150 fitting and Class 125 flange requirements, this threaded pipe nipple ensures compatibility with existing aluminum piping infrastructure while maintaining system integrity under continuous operation.

Specification Summary & Compliance

This 1 1/2" Schedule 40 aluminum threaded pipe nipple features NPT thread standards with dimensions of 1.61" ID, 1 29/32" OD, and 0.145" wall thickness in a 5 1/2" length configuration. Manufactured to ASTM B241 specifications for aluminum pipe, the product maintains dimensional accuracy and material properties required for industrial service. Compliance with RoHS 3 (2015/863/EU) ensures environmental responsibility while the seamless construction and threaded both-ends design provide reliable performance in air, oil, and water applications.