S-4549K633 1.38" ID x 1 21/32" OD x 2 1/2" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Galvanized Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with galvanized steel construction for extended service life in demanding environments
• Reliable leak-proof connections through precision NPT threading on both ends that ensures secure fittings
• Heavy-duty performance with Schedule 40 wall thickness providing exceptional strength for high-pressure applications
• Versatile media compatibility designed to handle air, natural gas, oil, steam, and water systems
• Industry-standard compliance meeting ASME B1.20.1, ASTM A53, and ASTM A733 specifications for quality assurance
• Easy installation with male threaded connections that simplify assembly with galvanized iron or steel fittings
• Dimensional precision with exact 1¼" pipe size and 2½" length for consistent fit and performance

Professional Applications & Engineering Value

This galvanized steel threaded pipe nipple delivers exceptional engineering value in industrial piping systems where corrosion resistance and pressure integrity are critical. The welded construction and NPT thread form create reliable seals that prevent leaks in air compression, natural gas distribution, oil transfer, steam lines, and water systems. The galvanized surface treatment provides essential protection against rust and degradation, significantly extending component lifespan in humid or corrosive environments. Engineered to work seamlessly with Class 125 and 150 fittings, this Schedule 40 pipe nipple maintains system pressure ratings while offering the dimensional accuracy required for trouble-free installation in maintenance, repair, and new construction projects across multiple industrial sectors.

Specification Summary & Compliance

This 1¼" Schedule 40 galvanized steel threaded pipe nipple features NPT (National Pipe Taper) threads on both ends with Class 2A tolerance for precise fitment. The component complies with ASME B1.20.1 for thread standards, ASTM A53 for material specifications, and ASTM A733 for welded and seamless carbon steel pipe nipples. The product meets industry standards for pressure ratings compatible with Class 125 and 150 fittings, ensuring reliable performance in various industrial applications while adhering to relevant manufacturing and quality assurance protocols.