S-5038K77 1.38" ID x 1 21/32" OD x 18" Long ASTM B241 Standard-Wall Aluminum Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Lightweight corrosion resistance from 6061 aluminum construction reduces system weight while maintaining durability in demanding environments
• Seamless construction eliminates weak points and provides superior pressure containment for air, oil, and water applications
• Precision NPT threading on both ends ensures leak-proof connections with compatible aluminum fittings and flanges
• Standard Schedule 40 wall thickness (0.14") delivers optimal strength-to-weight ratio for industrial pressure requirements
• ASTM B241 compliance guarantees material quality and performance consistency across all industrial applications
• RoHS 3 compliance ensures environmental safety and regulatory acceptance for global industrial projects
• 18-inch standardized length with precise 1.38" ID and 1 21/32" OD dimensions enables easy integration into existing piping systems

Professional Applications & Engineering Value

This heavy-duty aluminum threaded pipe nipple solves critical engineering challenges in industrial fluid handling systems. The seamless 6061 aluminum construction provides exceptional corrosion resistance while maintaining structural integrity under pressure, making it ideal for air, oil, and water applications where weight reduction and durability are paramount. The NPT threaded ends create reliable, leak-proof connections with Class 150 aluminum fittings and Class 125 aluminum flanges, eliminating the need for complex adapters. Engineered to ASTM B241 specifications, this pipe nipple delivers consistent performance in chemical processing, compressed air systems, and industrial plumbing where material compatibility and pressure rating compliance are essential for operational safety and longevity.

Specification Summary & Compliance

This 1 1/4 NPT Schedule 40 aluminum threaded pipe features precise dimensional accuracy with 1.38" ID and 1 21/32" OD, maintaining standard NPT thread specifications for reliable mating with compatible components. Manufactured in compliance with ASTM B241 standards for aluminum pipe, the product meets RoHS 3 (2015/863/EU) requirements for hazardous substance restriction. The seamless construction and 0.14" wall thickness ensure consistent performance within rated pressure classes for aluminum fittings (Class 150) and flanges (Class 125), providing engineers with certified material quality and regulatory compliance for industrial applications.