S-44615K448 1.61" ID x 1 29/32" OD x 2 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, extending service life in demanding industrial environments
• Reliable leak-proof connections through precision NPT threading on both ends, ensuring secure sealing in pressurized systems
• Enhanced structural integrity from welded construction, providing exceptional burst resistance for high-pressure applications
• Broad media compatibility for air, natural gas, oil, steam, and water systems, reducing inventory needs for multiple fluid types
• Optimized flow characteristics with Schedule 40 wall thickness, maintaining pressure ratings while minimizing turbulence
• Direct compatibility with Class 125 and 150 iron and steel fittings, simplifying installation in existing piping networks
• Standardized dimensions ensuring perfect fit and interchangeability across industrial piping systems

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple delivers critical performance in industrial fluid handling systems where corrosion resistance and pressure integrity are paramount. The welded construction combined with NPT threading creates a robust connection point that withstands vibration and thermal cycling in air, natural gas, oil, steam, and water applications. Engineers specify this component for its ability to maintain seal integrity in systems experiencing pressure fluctuations, while the protective coating prevents degradation in humid or chemically aggressive environments. The standardized 1 1/2" pipe size and Schedule 40 configuration ensure seamless integration into existing iron and steel piping systems, making it an ideal solution for maintenance, repair, and new installations across multiple industrial sectors.

Specification Summary & Compliance

This threaded pipe nipple features NPT thread form compliant with ASME B1.20.1 standards, ensuring proper engagement and sealing performance. Manufacturing follows ASTM A53 and ASTM A733 specifications for material quality and dimensional accuracy. The component maintains standard Class 2A thread tolerances for reliable mating with compatible fittings. With dimensions of 1 1/2" pipe size, 2 1/2" length, 1.61" ID, and 1 29/32" OD, this nipple delivers precise conformity to industrial piping requirements for pressure-rated applications.