S-4548K149 1.38" ID x 1 21/32" OD x 3 1/2" Long ASTM A733, ASME B1.20.1 Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316/316L stainless steel construction, ideal for harsh environments involving chemicals, moisture, and temperature variations.
• Reliable, leak-free connections thanks to precision NPT threads on both ends, ensuring a tight seal for high-pressure air, gas, oil, steam, and water systems.
• Enhanced durability and structural integrity from welded construction, providing long service life under continuous industrial use.
• Broad compatibility with Class 150 flanges and fittings made from 316 or 316/316L stainless steel, simplifying system integration.
• Precise dimensional accuracy with Schedule 40 wall thickness, maintaining consistent flow and pressure ratings in 1 1/4" piping systems.
• Compliance with industry-leading standards including ASTM A733 and ASME B1.20.1, guaranteeing quality, safety, and interchangeability.
• Environmentally responsible manufacturing with RoHS 3 compliance, free from hazardous substances for safer handling and disposal.

Professional Applications & Engineering Value

This 1 1/4" Schedule 40 NPT threaded pipe nipple in 316/316L stainless steel addresses critical needs in demanding industrial settings. Its corrosion-resistant properties make it suitable for handling aggressive media like steam, oil, and natural gas, preventing premature failure and reducing maintenance costs. The welded construction and NPT threads ensure robust, leak-proof joints in high-vibration or pressure applications, from process piping to utility distribution. By meeting ASTM A733 and ASME B1.20.1 specifications, it delivers reliable performance in Class 150 systems, supporting seamless integration with compatible stainless steel fittings and flanges for enhanced operational safety and efficiency.

Specification Summary & Compliance

This pipe nipple features precise dimensions: 1 1/4" pipe size, Schedule 40, 3 1/2" length, 1.38" ID, and 1 21/32" OD, with NPT threads on both ends conforming to ASME B1.20.1 for standardized fittings. Manufactured according to ASTM A733 for welded and seamless pipe, it ensures consistent quality and Class 150 pressure rating compatibility. The product is RoHS 3 (2015/863/EU) Compliant, adhering to environmental regulations for restricted substances.