S-44665K257 1.61" ID x 1 29/32" OD x 6 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
• Leak-resistant connections ensured by precision NPT male threads on both ends for reliable sealing in Class 150/125 systems
• Enhanced structural integrity through seamless construction that eliminates weak points and prevents failure under pressure
• Guaranteed dimensional accuracy with Schedule 40 wall thickness (0.145") maintaining consistent flow characteristics
• Regulatory compliance assurance with full ASTM B241 specification adherence and RoHS 3 environmental standards
• Versatile installation capability with 6.5" length providing flexible connection spacing in compact and standard piping layouts
• Reduced maintenance requirements through aluminum's natural oxidation resistance in industrial environments

Professional Applications & Engineering Value

This heavy-duty aluminum threaded pipe nipple solves critical engineering challenges in industrial fluid and pneumatic systems. The 6061 aluminum material provides exceptional strength-to-weight ratio while resisting corrosion from air, oil, and water media. The seamless construction eliminates potential failure points that commonly occur in welded alternatives, ensuring reliable performance in Class 150/125 applications. Precision NPT threading on both ends guarantees leak-free connections that maintain system integrity under varying pressure conditions. This ASTM B241 compliant fitting is engineered for compressed air systems, hydraulic oil lines, and industrial water transfer where material compatibility and long-term reliability are paramount. The standard wall thickness and precise dimensions ensure easy integration into existing piping infrastructures without modification.

Specification Summary & Compliance

This 1 1/2" Schedule 40 aluminum pipe nipple features NPT (National Pipe Taper) threads conforming to standard pipe threading specifications with precise dimensional tolerances. Manufactured in compliance with ASTM B241 standards for aluminum alloy drawn seamless pipe, ensuring consistent material properties and performance characteristics. The product meets RoHS 3 (2015/863/EU) compliance requirements, containing no restricted hazardous substances. Designed for compatibility with aluminum fittings rated for Class 150 service and aluminum flanges rated for Class 125 applications, providing reliable performance across industrial piping systems.