S-7753K257 1.049" ID x 1 5/16" OD x 3 1/2" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-coated steel construction for extended service life in demanding environments
• Versatile dual-connection design featuring NPT threaded and socket weld ends for flexible installation across multiple systems
• High-pressure compatibility with Schedule 40 construction ensuring reliable performance with air, natural gas, oil, steam, and water
• Precision threading manufactured to ASME B1.20.1 standards for leak-proof connections and easy installation
• Robust welded construction providing exceptional strength and durability for industrial applications
• Regulatory compliance with REACH and RoHS 3 standards ensuring environmental and safety requirements are met
• Optimal flow characteristics with precise 1.049" ID maintaining consistent pressure and volume in piping systems

Professional Applications & Engineering Value

This black-coated steel pipe adapter solves critical connection challenges in industrial fluid handling systems. The NPT threaded end provides secure, standardized connections to existing piping, while the socket weld connection offers permanent, high-integrity joints for high-pressure applications. Engineered to handle multiple media including air, natural gas, oil, steam, and water, this adapter eliminates the need for multiple fitting types, reducing inventory complexity. The welded construction and Schedule 40 specification ensure reliable performance in demanding environments where vibration and pressure fluctuations are common. Manufacturing compliance with ASTM A53 and A733 standards guarantees material consistency and mechanical properties suitable for Class 125 and 150 fittings, making it ideal for process piping, industrial plumbing, and energy sector applications.

Specification Summary & Compliance

This adapter features NPT threading per ASME B1.20.1 standards with precise dimensional accuracy, ensuring proper engagement and sealing. The 1" pipe size with Schedule 40 wall thickness (0.133") provides optimal pressure rating for industrial applications. Manufacturing follows ASTM A53 and ASTM A733 specifications for material quality and performance. The product is fully compliant with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) directives, meeting current environmental and safety standards for industrial components.