S-44665K254 1.38" ID x 1 21/32" OD x 9" Long ASTM B241 Standard-Wall Aluminum Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 6061 aluminum construction ensures long-term reliability in demanding air, oil, and water systems.
• Seamless design eliminates weak points, providing superior pressure integrity and leak prevention in industrial piping networks.
• Precision NPT male threads on both ends enable quick, secure connections with compatible Class 150 aluminum fittings and Class 125 flanges.
• ASTM B241 compliance guarantees material quality and dimensional accuracy for consistent performance in engineering applications.
• RoHS 3 (2015/863/EU) compliance meets environmental regulations, making it suitable for global industrial projects.
• Rugged Schedule 40 wall thickness (0.14") offers optimal strength-to-weight ratio for handling moderate pressures in compressed air, hydraulic, and process fluid systems.
• 9-inch length with standardized 1 1/4" pipe size provides versatile spacing solutions while maintaining full compatibility with existing NPT-threaded components.

Professional Applications & Engineering Value

This seamless 6061 aluminum threaded pipe nipple solves critical industrial challenges by combining lightweight durability with precision NPT threading. Engineered for air, oil, and water applications, its seamless construction prevents failure points that commonly cause leaks in threaded connections. The aluminum material resists corrosion from moisture and chemicals while maintaining structural integrity under vibration—common in compressor lines, hydraulic systems, and processing equipment. With male threads on both ends, it enables rapid installation between Class 150 aluminum fittings and Class 125 flanges, reducing assembly time in maintenance and new builds. The ASTM B241 compliance ensures dimensional accuracy for leak-tight seals, making it ideal for industrial plants requiring reliable, RoHS-compliant piping components.

Specification Summary & Compliance

This 1 1/4 NPT Schedule 40 aluminum pipe nipple features precision NPT threads with standard pipe tolerances, 1.38" ID, and 1 21/32" OD per industry standards. Manufactured from seamless 6061 aluminum in compliance with ASTM B241 material specifications. Meets RoHS 3 (2015/863/EU) environmental directives and is designed for use with Class 150 aluminum fittings and Class 125 aluminum flanges.