S-7753K173 4.026" ID x 4 1/2" OD x 6" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-coated steel construction for extended service life in demanding environments
• Versatile multi-medium compatibility for reliable performance with air, natural gas, oil, steam, and water systems
• Dual connection flexibility with threaded × butt weld design enabling easy installation and system integration
• Precise NPT threading on one end ensures leak-proof connections and secure mating with standard fittings
• Robust welded construction provides superior structural integrity under high-pressure industrial applications
• Standardized Schedule 40 dimensions guarantee perfect fit and interchangeability in existing piping systems
• Full regulatory compliance with RoHS and REACH standards for safe, environmentally responsible operations

Professional Applications & Engineering Value

This 4" Schedule 40 black-coated steel pipe nipple delivers exceptional engineering value through its welded construction and dual connection capability. The threaded × butt weld adapter configuration solves critical installation challenges in industrial piping systems, allowing seamless transitions between threaded and welded sections while maintaining system integrity. The black-coated steel material provides superior protection against corrosion in harsh environments involving air, natural gas, oil, steam, and water applications. With NPT threading on one end, it ensures reliable, leak-proof connections that withstand vibration and pressure fluctuations common in industrial settings. This adapter effectively bridges different piping methodologies while meeting the demanding requirements of Class 125 and 150 fittings in iron and steel systems.

Specification Summary & Compliance

This heavy-duty pipe nipple features precise NPT threading per ASME B1.20.1 standard with Schedule 40 dimensions (4.026" ID, 4-1/2" OD, 0.237" wall thickness) ensuring dimensional accuracy across industrial applications. Manufactured in compliance with ASTM A53 and ASTM A733 specifications for material quality and performance. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant with 223 SVHC substances addressed as of 01/17/2022, meeting international environmental and safety standards for industrial components.